Encycolorpedia

Ford Marine Blue / #080b0b Codice Colore Hex

#080b0b Paint ChipIl codice colore esadecimale #080b0b è una sfumatura molto scuro di turchese. Nel modello di colori RGB #080b0b è composto di 3.14% rosso, 4.31% verde e 4.31% blu. Nel sistema di colori HSL #080b0b ha una tonalità di 180° (gradi), 16% di saturazione e chiarezza del 4%. Il colore ha una lunghezza d'onda approssimativa di 491.41 nm.

Variazioni di colore

Nomi colori correlati

Combinazioni di colori

Scaricare: GIMP GPL Adobe ASE (Adobe Swatch Exchange) Sketch Palette

Tinte e sfumature

#080b0b al nero

  1. #080b0b
  2. #2d2f2f
  3. #525353
  4. #7a7b7b
  5. #a4a5a5
  6. #d1d1d1
  7. #ffffff

Vernici

Vernici corrispondenti

Pitture simili

  1. Volvo

    1. ★ Anthracite Grey / 98576
      #080b0c
      ΔE = 0.433 / LRV ≈ 0.4%
    2. ★ Black Grey / 98975
      #060707
      ΔE = 1.124 / LRV ≈ 0.4%
  2. Schmitz Cargobull

    1. ★ Anthrazitgrau / RAL7016
      #080b0c
      ΔE = 0.433 / LRV ≈ 0.4%
    2. Graphitschwarz / RAL9011
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  3. Shanghai Gm

    1. ★ Abbott Grey / 20154
      #090b0c
      ΔE = 0.521 / LRV ≈ 0.4%
    2. ★ Algerian Blue / 20248
      #000606
      ΔE = 1.743 / LRV ≈ 0.3%
  4. Borgward

    1. ★ Graphitgrau / 131
      #090b0c
      ΔE = 0.521 / LRV ≈ 0.4%
    2. Dominoschwarz / 6111
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  5. Saipa

    1. ★ Grey / 9190281
      #090b0c
      ΔE = 0.521 / LRV ≈ 0.4%
    2. Black / 87B0715
      #020101
      ΔE = 2.742 / LRV ≈ 0.3%
  6. Porsche

    1. ★ Achatgrau / 7B2
      #090a0a
      ΔE = 0.565 / LRV ≈ 0.4%
    2. Aquamarine / Z62
      #080e12
      ΔE = 2.470 / LRV ≈ 0.5%
  7. Ferrari

    1. ★ Grigio Scuro / 792
      #0a0b0a
      ΔE = 0.682 / LRV ≈ 0.4%
    2. Blu Scozia / 593
      #010205
      ΔE = 2.650 / LRV ≈ 0.3%
  8. Dupont

    1. ★ CAS1005
      #090a0b
      ΔE = 0.704 / LRV ≈ 0.4%
    2. ★ CAS1007
      #040607
      ΔE = 1.387 / LRV ≈ 0.3%
  9. RAL

    1. ★ RAL 9005 / Jet black
      #0a0a0a
      ΔE = 0.815 / LRV ≈ 0.4%
  10. Ssangyong

    1. ★ Anthracite Black / LAM
      #090909
      ΔE = 0.893 / LRV ≈ 0.4%
  11. Steel Primer Paste (Dtm)

    1. ★ Volvo Chassis Seawolf Blue Mat / 1042
      #090909
      ΔE = 0.893 / LRV ≈ 0.4%
    2. Mercedes Chassis Schwarz Sdglz / 9124
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  12. Volkswagen

    1. ★ Midnight Blue
      #07090b
      ΔE = 0.970 / LRV ≈ 0.4%
    2. Ebony
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  13. Mitsubishi

    1. ★ Black Matt / XL
      #080808
      ΔE = 1.039 / LRV ≈ 0.4%
    2. ★ Dark Grey Matt / QK
      #060708
      ΔE = 1.183 / LRV ≈ 0.4%
  14. BMW

    1. ★ Arravanigrau / B87
      #060707
      ΔE = 1.124 / LRV ≈ 0.4%
    2. Anthrazit / 061
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  15. Iveco

    1. ★ Anthracite Opaco / 288
      #0d0d0d
      ΔE = 1.130 / LRV ≈ 0.5%
  16. Homebase

    1. ★ Black Magic
      #050708
      ΔE = 1.135 / LRV ≈ 0.4%
    2. Black Magic
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  17. Man

    1. ★ Anthrazit Matt / 7585
      #0c0e0f
      ΔE = 1.144 / LRV ≈ 0.5%
    2. Irishgruen / LB6B
      #000905
      ΔE = 2.456 / LRV ≈ 0.4%
  18. Opel

    1. ★ Anthrazit Matt / 70H
      #070708
      ΔE = 1.292 / LRV ≈ 0.4%
    2. ★ Anthrazit Matt / 010
      #040507
      ΔE = 1.785 / LRV ≈ 0.3%
  19. Humbrol

    1. ★ 85 Coal Black
      #060607
      ΔE = 1.497 / LRV ≈ 0.4%
    2. 85 Coal Black
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  20. Pantone / PMS

    1. ★ Black 6 2X
      #070c0f
      ΔE = 1.544 / LRV ≈ 0.4%
    2. Black 2 2X
      #111111
      ΔE = 2.360 / LRV ≈ 0.6%
  21. Mahindra

    1. ★ Harvest Green / 440
      #010605
      ΔE = 1.652 / LRV ≈ 0.3%
    2. Black / 9000
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  22. Scania

    1. ★ Army Green Matt / 1366649
      #0a0b07
      ΔE = 1.678 / LRV ≈ 0.4%
    2. ★ Atlantic Blue / 1539603
      #010305
      ΔE = 2.265 / LRV ≈ 0.3%
  23. Tata

    1. ★ Bsf Green / 607
      #030504
      ΔE = 1.683 / LRV ≈ 0.3%
    2. Continental Blue / 516
      #000409
      ΔE = 2.734 / LRV ≈ 0.3%
  24. Probe

    1. ★ Acadia Green / M3903
      #020504
      ΔE = 1.717 / LRV ≈ 0.3%
    2. ★ Aegean Green / K
      #060e10
      ΔE = 1.891 / LRV ≈ 0.5%
  25. Rolls Royce

    1. ★ British Racing Green / T02
      #020504
      ΔE = 1.717 / LRV ≈ 0.3%
    2. Black / R01
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  26. UMM

    1. ★ Vert / 252
      #010504
      ΔE = 1.793 / LRV ≈ 0.3%
    2. ★ Bleu / 962
      #020509
      ΔE = 2.228 / LRV ≈ 0.3%
  27. Kenworth USA

    1. ★ Camouflage Green / L0865
      #040503
      ΔE = 1.846 / LRV ≈ 0.3%
    2. Blue / L0074
      #01050a
      ΔE = 2.552 / LRV ≈ 0.3%
  28. Aston Martin

    1. ★ Amazon Green / AST5010D
      #000504
      ΔE = 1.906 / LRV ≈ 0.3%
    2. British Racing Green / AM013W
      #020803
      ΔE = 2.395 / LRV ≈ 0.4%
  29. Mazda

    1. ★ Black Mat / 10024
      #040404
      ΔE = 1.927 / LRV ≈ 0.3%
    2. Black Mat / 79
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  30. Ford

    1. ★ Silver Mocha
      #040404
      ΔE = 1.927 / LRV ≈ 0.3%
    2. Bronze Black
      #111111
      ΔE = 2.360 / LRV ≈ 0.6%
  31. Fender

    1. ★ 64 / Montego Black
      #0e100e
      ΔE = 1.932 / LRV ≈ 0.6%
  32. Morgan

    1. ★ British Racing Green / 61
      #010503
      ΔE = 1.938 / LRV ≈ 0.3%
    2. ★ Le Mans Green / 60608
      #020403
      ΔE = 1.947 / LRV ≈ 0.3%
  33. UNKNOWN

    1. ★ Bmw Ozeanblau / 054
      #030508
      ΔE = 1.963 / LRV ≈ 0.3%
    2. Honda Black 2 / NH1Z
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  34. Caparol

    1. ★ 64B / 64B Umbra+Schwarz 1/1
      #101010
      ΔE = 2.004 / LRV ≈ 0.6%
  35. Chrysler

    1. ★ Black Gray
      #101010
      ΔE = 2.004 / LRV ≈ 0.6%
    2. Jet Black
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  36. Zastava

    1. ★ Dark Brown / 847
      #050403
      ΔE = 2.070 / LRV ≈ 0.3%
    2. Cobalt Black / 601
      #020203
      ΔE = 2.457 / LRV ≈ 0.3%
  37. Little Greene

    1. ★ Jack Black
      #040e0f
      ΔE = 2.112 / LRV ≈ 0.5%
    2. Terrace
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  38. Hyundai

    1. ★ Bronze Green / BN
      #040402
      ΔE = 2.122 / LRV ≈ 0.3%
    2. Black / XP
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  39. Kia

    1. ★ Dark Grey / 10013
      #0c0f12
      ΔE = 2.131 / LRV ≈ 0.5%
    2. Clyde Blue / GF
      #03060b
      ΔE = 2.356 / LRV ≈ 0.3%
  40. Bentley

    1. ★ British Racing Green 4 / 9561063
      #050602
      ΔE = 2.141 / LRV ≈ 0.3%
    2. Bamford Claret / 9561072
      #030101
      ΔE = 2.814 / LRV ≈ 0.3%
  41. Mini

    1. ★ Connaught Green / GN18
      #020302
      ΔE = 2.208 / LRV ≈ 0.3%
    2. Strukturschwarz Matt / 20139
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  42. Panther

    1. ★ Racing Green / GL10
      #040803
      ΔE = 2.218 / LRV ≈ 0.4%
    2. ★ Westminster Blue / GL71
      #010305
      ΔE = 2.265 / LRV ≈ 0.3%
  43. Maserati

    1. ★ Tabacco / 20M411
      #040303
      ΔE = 2.250 / LRV ≈ 0.3%
    2. Nero / 20B50
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  44. Suzuki

    1. ★ Azul Cazorla Mate / 003
      #020305
      ΔE = 2.264 / LRV ≈ 0.3%
    2. Black Mat / 09L
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  45. Liebherr

    1. Blau / 874859
      #00080c
      ΔE = 2.320 / LRV ≈ 0.4%
    2. Black Matt / 810963
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  46. Tesla

    1. Racing Green / 1GN00
      #000804
      ΔE = 2.391 / LRV ≈ 0.4%
    2. Sierra Black / NEU105E
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  47. Jaguar

    1. Botanical Green Surfacer / JUC103
      #010202
      ΔE = 2.418 / LRV ≈ 0.3%
    2. Coachline Black Cherry / JSC158
      #040101
      ΔE = 2.910 / LRV ≈ 0.3%
  48. GM / General Motors

    1. Granada Black
      #020202
      ΔE = 2.436 / LRV ≈ 0.3%
    2. Black Sapphire
      #08070d
      ΔE = 2.814 / LRV ≈ 0.4%
  49. Ski-Doo

    1. Ebony Black / B106
      #020202
      ΔE = 2.436 / LRV ≈ 0.3%
    2. Deep Black / B160
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  50. Wolseley

    1. Anthracite Mat / LVE
      #020202
      ΔE = 2.436 / LRV ≈ 0.3%
    2. Anthracite / LEE
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  51. Freightliner

    1. Black / N0001
      #020202
      ΔE = 2.436 / LRV ≈ 0.3%
    2. Blue / L0074
      #01050a
      ΔE = 2.552 / LRV ≈ 0.3%
  52. Revell

    1. Revell 37107
      #03050a
      ΔE = 2.493 / LRV ≈ 0.3%
  53. Perodua

    1. Nautik Blue / B01
      #010204
      ΔE = 2.514 / LRV ≈ 0.3%
  54. Lada

    1. Dingo Grau / 610
      #101113
      ΔE = 2.537 / LRV ≈ 0.6%
  55. Setra Evo

    1. Antik Biskayablau / KS 2962
      #020204
      ΔE = 2.538 / LRV ≈ 0.3%
    2. Antik Biskayablau / EVO 2962
      #020205
      ΔE = 2.673 / LRV ≈ 0.3%
  56. ARO

    1. Kaki / 792
      #0b0a04
      ΔE = 2.603 / LRV ≈ 0.4%
    2. Bleu / 450
      #01070d
      ΔE = 2.817 / LRV ≈ 0.4%
  57. ZAZ

    1. Koenigsblau / 886406
      #020307
      ΔE = 2.617 / LRV ≈ 0.3%
    2. Dunkelblau / 456
      #010206
      ΔE = 2.833 / LRV ≈ 0.3%
  58. Dacia

    1. Blue Navy / D42
      #020307
      ΔE = 2.617 / LRV ≈ 0.3%
  59. Flügger

    1. Almuesort (U-764)
      #121110
      ΔE = 2.640 / LRV ≈ 0.6%
  60. Maxitrans

    1. Amazon Green / GAF9936
      #010a05
      ΔE = 2.644 / LRV ≈ 0.4%
    2. Black Ral9005 / GAF9046
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  61. Great Wall

    1. Imperial Black / 0801B
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  62. Geely

    1. Gete Black / 343
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  63. Lotus

    1. Phantom Black / B123
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
    2. Black / L15
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  64. Microcar

    1. Noir Ebene / 8207
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  65. Lamborghini

    1. Nero Noctis / LY9B
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  66. MVS

    1. Carbone / 200072
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  67. AWD

    1. Gloss Black / 9TL
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  68. Aixam

    1. Noir / A412
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  69. Isuzu

    1. Black / U8555
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
    2. Dark Blue / 695
      #010103
      ΔE = 2.784 / LRV ≈ 0.3%
  70. Smart

    1. Jack Black / C55L
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  71. Roewe

    1. Black / PBB
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
  72. Ligier

    1. Noir Ebene / P-08.3.531
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
    2. Noir Mat / 20BEV1
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  73. Hummer

    1. Vortex Black / 19U
      #010101
      ΔE = 2.696 / LRV ≈ 0.3%
    2. Ebony / 19
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  74. Plymouth

    1. Anvil / PDS
      #0e1214
      ΔE = 2.735 / LRV ≈ 0.6%
  75. Peterbuilt

    1. Black / N0001
      #020101
      ΔE = 2.742 / LRV ≈ 0.3%
    2. Black / 005
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  76. Dongfeng Citroen

    1. Aubergine / AC406
      #020101
      ΔE = 2.742 / LRV ≈ 0.3%
  77. Albany Paint

    1. Soot Print
      #010103
      ΔE = 2.784 / LRV ≈ 0.3%
    2. Black
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  78. Samsung

    1. Solid Blue / RXB
      #010308
      ΔE = 2.855 / LRV ≈ 0.3%
  79. Avanti

    1. Avanti Black / 9700
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  80. Heinkel

    1. Schwarz / 44
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  81. Innocenti

    1. Nero Opaco / 901
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  82. TVR

    1. Black / R2666
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  83. FSO

    1. Black Mat / 900
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  84. Toyota

    1. Aluetian Mat / 742
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  85. Tamiya

    1. Tamiya 80001,X1
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  86. Range Rover

    1. Black / PMF
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  87. Vallejo Game Color

    1. Black Wash (73201)
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  88. Mega

    1. Noir Mat / M404
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  89. Brilliance

    1. Pure Black / A002
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  90. Vallejo Model Color

    1. Black (950)
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  91. Haima

    1. Deep Black / N1B1
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  92. Vista Paint

    1. Black
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  93. AMC

    1. Moonlight Black
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  94. British Standard

    1. BS 4800 00 E 53 - Black
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  95. Saab

    1. Ebony / 19
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  96. Privateer Press Formula P3

    1. Thamar Black
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  97. Autobianchi

    1. Nero / 145
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  98. Venucia

    1. Kh3 / 2012-2012
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  99. Vauxhall

    1. Black / 20W
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  100. McCormick Paints

    1. 200 Black
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  101. Subaru

    1. Black Mt / CS84
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  102. Rackham

    1. Accursed Black (2)
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  103. Saturn

    1. Black / WA8555
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  104. Fleet

    1. Allied Pickfords Black / GAF1124
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  105. Crayola

    1. Black
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  106. Reaper Master

    1. Pure Black (9037)
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  107. Old Citadel

    1. Badab Black Wash
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  108. Fleetmark

    1. Black / GAF1415
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  109. Honda

    1. Black / I419
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  110. Mack Truck Australia

    1. Bonnet Flat Black / GAF1261
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  111. International Harvister

    1. Canyon Black / 0001
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  112. Daihatsu

    1. Black / 6047
      #000000
      ΔE = 2.959 / LRV ≈ 0.3%
  113. Otokar

    1. Stahlblau / M151377
      #01040a
      ΔE = 2.972 / LRV ≈ 0.3%

#080b0b Esempi HTML e CSS

#080b0b primo piano

Chi dorme non piglia pesci.

<p style="color: #080b0b">…</p>

#080b0b sfondo

L’amore vince sempre.

<p style="background-color: #080b0b">…</p>

#080b0b ombra testo

Nulla nuova, buona nuova.

<p style="text-shadow: 0.1em 0.1em 0.15em #080b0b">…</p>

Grafico di composizione

Spazi dei colori

Decimale
527115
Binario
00001000, 00001011, 00001011
Esadecimale
#080b0b
LRV
≈ 0.4%
Esagono corto più vicino
#111 ΔE = 2.370
RGB
rgb(8, 11, 11)
RGBA
rgba(8, 11, 11, 1.0)
rg cromaticità
r: 0.267, g: 0.367, b: 0.367
RYB
rosso: 0.031%, giallo: 0.037%, blu: 0.043%
Android / android.graphics.Color
-16250101 / 0xff080b0b
HSL
hsl(180, 16%, 4%)
HSLA
hsla(180, 16%, 4%, 1.0)
HSV / HSB
tonalità: 180° (180.000), saturazione: 27% (0.273), valore: 4% (0.043)
HSP
tonalità: 180.000, saturazione: 27.273%, luminosità percepita: 3.998%
HSLuv (HUSL)
H: 192.174, S: 23.444, L: 2.846
Cubehelix
H: -188.190, S: 0.127, L: 0.040
TSL
T: -1.489, S: 0.100, L: 0.040
CMYK
turchese: 27% (0.273), magenta: 0% (0.000), giallo: 0% (0.000), colore chiave: 96% (0.957)
CMY
turchese: 97% (0.969), magenta: 96% (0.957), giallo: 96% (0.957)
XYZ
X: 0.280, Y: 0.315, Z: 0.363
xyY
x: 0.293, y: 0.329, Y: 0.315
CIELab
L: 2.846, a: -0.791, b: -0.279
CIELuv
L: 2.846, u: -0.516, v: -0.111
CIELCH / LCHab
L: 2.846, C: 0.839, H: 199.410
CIELUV / LCHuv
L: 2.846, C: 0.528, H: 192.174
Hunter-Lab
L: 5.614, a: -0.914, b: 0.100
CIECAM02
J: 4.116, C: 3.491, h: 199.731, Q: 39.973, M: 3.053, s: 27.634, H: 252.972
OSA-UCS
leggerezza: -10.080, giallo: -0.105, verde: 0.326
LMS
L: 0.282, M: 0.340, S: 0.362
YCbCr
Y: 24.678, Cb: 128.444, Cr: 126.683
YCgCo
Y: 10.250, Cg: 0.750, Co: 1.250
YDbDr
Y: 10.103, Db: 1.350, Dr: 3.999
YPbPr
Y: 10.361, Pb: 0.345, Pr: -1.500
xvYCC
Y: 24.898, Cb: 128.303, Cr: 126.682
YIQ
Y: 10.103, I: -1.787, Q: -0.634
YUV
Y: 10.103, U: 0.442, V: -1.845
Sistema Munsell dei Colori
7.5BG 2/2 ΔE = 16.339
Colore del marchio
Squarespace ΔE = 2.749

Colori casuali

Rosso

Verde

Blu