Encycolorpedia

#d8d6e4 Codice Colore Hex

#d8d6e4 Paint ChipIl codice colore esadecimale #d8d6e4 è una sfumatura molto chiaro di blu-magenta. Nel modello di colori RGB #d8d6e4 è composto di 84.71% rosso, 83.92% verde e 89.41% blu. Nel sistema di colori HSL #d8d6e4 ha una tonalità di 249° (gradi), 21% di saturazione e chiarezza del 87%. Il colore ha una lunghezza d'onda approssimativa di 452.61 nm.

Variazioni di colore

Nomi colori correlati

Combinazioni di colori

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

Tinte e sfumature

#d8d6e4 al bianco

  1. #d8d6e4
  2. #b0afba
  3. #8a8992
  4. #66656b
  5. #444347
  6. #242426
  7. #000000 / #000

Vernici

Pitture simili

  1. Rodda Paint

    1. ★ Carefree Breeze 7171
      #d7d6e4
      ΔE = 0.325 / LRV ≈ 68.1%
    2. Spring Crocus 7154
      #e1dbe6
      ΔE = 2.690 / LRV ≈ 72.4%
  2. Cloverdale Paint

    1. ★ Carefree Breeze / 7171
      #d7d6e4
      ΔE = 0.325 / LRV ≈ 68.1%
    2. Little Cutie / 7211
      #d8dfee
      ΔE = 3.795 / LRV ≈ 73.5%
  3. Sikkens

    1. ★ V9.05.78
      #d8d5e3
      ΔE = 0.423 / LRV ≈ 67.7%
    2. Y0.05.79
      #e3d3de
      ΔE = 4.714 / LRV ≈ 68.2%
  4. Disney

    1. ★ PRE1-4 Oh La Lumiere
      #d9d7e4
      ΔE = 0.516 / LRV ≈ 69.0%
    2. 3A-10-1 Cinderellas Glass Slipper
      #d7ddec
      ΔE = 3.158 / LRV ≈ 72.2%
  5. Peintures MF

    1. ★ Everest
      #d9d7e4
      ΔE = 0.516 / LRV ≈ 69.0%
    2. ★ Nouvel an
      #ded8e6
      ΔE = 1.622 / LRV ≈ 70.4%
  6. Pratt & Lambert

    1. ★ Half Light 29-2
      #d7d7e5
      ΔE = 0.665 / LRV ≈ 68.7%
    2. Divinity 30-29
      #dbd4da
      ΔE = 3.764 / LRV ≈ 67.2%
  7. Focoltone

    1. ★ 4018
      #d9d7e3
      ΔE = 0.848 / LRV ≈ 68.9%
    2. 4064
      #d8dadc
      ΔE = 5.042 / LRV ≈ 69.9%
  8. Benjamin Moore

    1. ★ Lavender Ice / 2069-60
      #d7d6e6
      ΔE = 0.849 / LRV ≈ 68.3%
    2. Winter Gray / 2117-60
      #d1ced7
      ΔE = 3.532 / LRV ≈ 62.6%
  9. Dulux

    1. ★ Amethyst Showers 5 / 04RB 71/092
      #dbd8e7
      ΔE = 0.951 / LRV ≈ 69.9%
    2. Idle Snow / 90BB 73/022
      #dbdbdd
      ΔE = 4.942 / LRV ≈ 70.9%
  10. Levis

    1. ★ Charlotte
      #dbd8e7
      ΔE = 0.951 / LRV ≈ 69.9%
    2. Shady Purple B20
      #d3d0d6
      ΔE = 3.923 / LRV ≈ 63.8%
  11. Berger

    1. ★ Pastel Princess / 7203
      #dad7e7
      ΔE = 0.969 / LRV ≈ 69.3%
    2. Spring Crocus / 7154
      #e4d9e8
      ΔE = 3.342 / LRV ≈ 71.9%
  12. Scib Paints

    1. ★ Pastel Princess / 7203
      #dad7e7
      ΔE = 0.969 / LRV ≈ 69.3%
    2. ★ Frosty Glaze / 7195
      #d5d0dd
      ΔE = 2.202 / LRV ≈ 64.5%
  13. Pantone / PMS

    1. ★ P 104-9 U
      #d5d6e4
      ΔE = 0.975 / LRV ≈ 67.8%
    2. ★ 5315 U
      #dbd8e1
      ΔE = 2.121 / LRV ≈ 69.6%
  14. Colortrend

    1. ★ 1245
      #d9d5e5
      ΔE = 1.013 / LRV ≈ 68.0%
    2. ★ 1294
      #dbd5df
      ΔE = 2.103 / LRV ≈ 68.0%
  15. Diamond Vogel

    1. ★ Perfection / 1245
      #d9d5e5
      ΔE = 1.013 / LRV ≈ 68.0%
    2. White Bud / 1244
      #e3e0e8
      ΔE = 4.228 / LRV ≈ 75.5%
  16. Tollens

    1. ★ T2198-2
      #d6d6e2
      ΔE = 1.033 / LRV ≈ 67.9%
    2. T2149-2
      #c9cbd8
      ΔE = 4.467 / LRV ≈ 60.1%
  17. CIL

    1. ★ Point d'Esprit
      #dbd9e7
      ΔE = 1.067 / LRV ≈ 70.5%
    2. Mystic Purple
      #dfdde3
      ΔE = 3.902 / LRV ≈ 72.9%
  18. Brighto Paints

    1. ★ 8705 Lilac Time
      #d5d5e5
      ΔE = 1.106 / LRV ≈ 67.4%
    2. 2-41-2 Mystic Iris
      #e3e2ef
      ΔE = 4.184 / LRV ≈ 77.0%
  19. Caparol

    1. ★ 85 2 320 / Viola 20
      #d8d4e4
      ΔE = 1.126 / LRV ≈ 67.3%
    2. 2323
      #c8d0dc
      ΔE = 4.424 / LRV ≈ 62.6%
  20. Valspar Paint

    1. ★ Morning Chill
      #d7d5e0
      ΔE = 1.258 / LRV ≈ 67.4%
    2. ★ Light Lavender X13R25A
      #ddd8e7
      ΔE = 1.397 / LRV ≈ 70.3%
  21. Asian Paints

    1. ★ Delicate Doll / 7203
      #d8d3e2
      ΔE = 1.306 / LRV ≈ 66.7%
    2. Pearly Gates / 7219
      #e2e2e9
      ΔE = 4.844 / LRV ≈ 76.4%
  22. Crown Paint

    1. ★ Silver Heather
      #ddd8e6
      ΔE = 1.335 / LRV ≈ 70.2%
    2. Silver Spoon
      #e1d9df
      ΔE = 4.138 / LRV ≈ 71.0%
  23. Taubmans

    1. ★ Soft Iris / T10 37A-2
      #d9d5e0
      ΔE = 1.395 / LRV ≈ 67.7%
    2. Silver Scales / T12 37.A6
      #d7d7df
      ΔE = 2.449 / LRV ≈ 68.4%
  24. Behr

    1. ★ Misty Lavender S570-1
      #dbd8e3
      ΔE = 1.428 / LRV ≈ 69.7%
    2. Mirror Ball N550-1
      #d5d4d8
      ΔE = 4.087 / LRV ≈ 66.2%
  25. Earthpaint

    1. ★ 1-41-2 Alpine Violet
      #d8d3e3
      ΔE = 1.454 / LRV ≈ 66.7%
    2. 2-42-2 Mademoiselle
      #e0d9e2
      ΔE = 2.958 / LRV ≈ 71.0%
  26. KILZ

    1. ★ Italian Fantasy / A811
      #d9d3e1
      ΔE = 1.481 / LRV ≈ 66.8%
    2. Tufted Fleece / J821
      #dddde0
      ΔE = 4.833 / LRV ≈ 72.5%
  27. General Paint

    1. ★ Pre Dawn / CL 2441W
      #d9dae7
      ΔE = 1.564 / LRV ≈ 70.7%
    2. ★ Linger / CL 2471W
      #dcd7e1
      ΔE = 1.956 / LRV ≈ 69.3%
  28. Natural Color System / NCS

    1. ★ S 1010-R70B
      #dcd8e3
      ΔE = 1.581 / LRV ≈ 69.9%
    2. S 1010-R90B
      #d1dde7
      ΔE = 5.008 / LRV ≈ 71.0%
  29. Evonik-Degussa

    1. ★ 6181P Demure
      #dcd8e3
      ΔE = 1.581 / LRV ≈ 69.9%
    2. 662
      #ceced6
      ΔE = 3.996 / LRV ≈ 62.1%
  30. Olympic

    1. ★ Misty Violet A44-2
      #d8d7e1
      ΔE = 1.616 / LRV ≈ 68.6%
    2. Lilac Frost A42-1
      #e5dee7
      ΔE = 4.071 / LRV ≈ 74.7%
  31. Sto

    1. ★ 34207
      #d9d6e0
      ΔE = 1.622 / LRV ≈ 68.2%
    2. 34107
      #dfd6de
      ΔE = 3.463 / LRV ≈ 69.1%
  32. Nerolac

    1. ★ Sweet Violet - 2324
      #dcd7e2
      ΔE = 1.642 / LRV ≈ 69.3%
    2. Wisteria - 4193
      #e1d8e4
      ΔE = 2.693 / LRV ≈ 70.7%
  33. Games Workshop - Citadel

    1. ★ Slaanesh Grey
      #dbd5e6
      ΔE = 1.701 / LRV ≈ 68.4%
  34. Albany Paint

    1. ★ Lavender
      #dddaea
      ΔE = 1.757 / LRV ≈ 71.5%
    2. Sea Bird
      #cacee4
      ΔE = 4.782 / LRV ≈ 62.3%
  35. Dunn-Edwards

    1. ★ Tranquil Sea / 1638
      #d2d2df
      ΔE = 1.767 / LRV ≈ 65.1%
    2. Chill in the Air / 1614
      #d1d5e7
      ΔE = 2.508 / LRV ≈ 66.9%
  36. California Paints

    1. ★ DE 5932 - Tranquil Sea
      #d2d2df
      ΔE = 1.767 / LRV ≈ 65.1%
    2. DE 5911 - Chill in the Air
      #d1d5e7
      ΔE = 2.508 / LRV ≈ 66.9%
  37. Devoe Paint

    1. ★ Lavender White
      #d3d3de
      ΔE = 1.864 / LRV ≈ 65.7%
    2. Potpourii
      #e5d3df
      ΔE = 5.190 / LRV ≈ 68.6%
  38. Sico

    1. ★ 6025-21 Monet's Cloud
      #dbd4e6
      ΔE = 2.202 / LRV ≈ 67.9%
    2. 6045-21 Timeless Purple
      #dfd2da
      ΔE = 4.550 / LRV ≈ 66.8%
  39. Sherwin-Williams

    1. ★ Inspired Lilac - 6820
      #dfd9e4
      ΔE = 2.212 / LRV ≈ 70.9%
    2. Violet Vignette - 7137
      #d8e0ea
      ΔE = 4.541 / LRV ≈ 73.9%
  40. Brillux

    1. 45.12.09
      #dcd3e3
      ΔE = 2.356 / LRV ≈ 67.4%
    2. 51.15.09
      #cdcfe7
      ΔE = 4.857 / LRV ≈ 63.4%
  41. Vista Paint

    1. Carefree Breeze
      #dbd3e5
      ΔE = 2.467 / LRV ≈ 67.3%
    2. Fancy Pansy
      #e6deee
      ΔE = 3.892 / LRV ≈ 75.2%
  42. Sigma

    1. Mistic Purple / S 1510-R40B
      #d7d4dc
      ΔE = 2.531 / LRV ≈ 66.7%
    2. Mistic Purple / S 1020-R40B
      #ddcedf
      ΔE = 4.531 / LRV ≈ 64.8%
  43. Jedynka

    1. Porcelánlila
      #dfd7e9
      ΔE = 2.568 / LRV ≈ 70.2%
  44. TRUMATCH

    1. 38-g1
      #e0ddea
      ΔE = 2.588 / LRV ≈ 73.5%
    2. 40-f1
      #dacee1
      ΔE = 4.120 / LRV ≈ 64.5%
  45. PPG Pittsburgh Paints

    1. Monet's Lilies 145-3
      #d4d7eb
      ΔE = 2.791 / LRV ≈ 68.6%
    2. Aspiration 442-1
      #e3dee3
      ΔE = 4.747 / LRV ≈ 74.1%
  46. New Look

    1. Pale Mallow / F29-07
      #d7d1da
      ΔE = 2.913 / LRV ≈ 65.1%
    2. Fantasy Land / F30-02
      #c8cbdd
      ΔE = 4.760 / LRV ≈ 60.2%
  47. Wattyl

    1. Violente / D53W
      #d7d1da
      ΔE = 2.913 / LRV ≈ 65.1%
    2. Violet Vista / D63W
      #dcdde0
      ΔE = 4.873 / LRV ≈ 72.3%
  48. Martha Stewart Living

    1. Lupine B18
      #d0d6e1
      ΔE = 2.940 / LRV ≈ 66.9%
    2. Aster Pink A32
      #d7ccd7
      ΔE = 4.360 / LRV ≈ 62.5%
  49. Beckers

    1. Bubbelgum 718 / S 1015-R60B
      #dbdae1
      ΔE = 3.012 / LRV ≈ 70.6%
    2. Silverpil 732 / S 1602-R84B
      #d3d2d6
      ΔE = 4.325 / LRV ≈ 64.8%
  50. Porter Paints

    1. Irradiant Iris / 544-3
      #dadde6
      ΔE = 3.259 / LRV ≈ 72.3%
    2. Violet Echo / 444-1
      #dfdee5
      ΔE = 3.797 / LRV ≈ 73.6%
  51. GM / General Motors

    1. Gray
      #d6ddeb
      ΔE = 3.353 / LRV ≈ 72.0%
    2. Switchblade Silver
      #d4d8f1
      ΔE = 4.672 / LRV ≈ 69.5%
  52. Kansai Paint

    1. Wild Orchard
      #d0d4e9
      ΔE = 3.424 / LRV ≈ 66.4%
    2. Mallow
      #d3cbd3
      ΔE = 4.840 / LRV ≈ 61.3%
  53. Clark+Kensington

    1. Contemporary Cool / WNCC-22
      #d1d6de
      ΔE = 3.426 / LRV ≈ 66.9%
    2. Dreamlike / WNCC-23
      #d7d1d7
      ΔE = 3.929 / LRV ≈ 65.0%
  54. Chrysler

    1. Prowler Silver
      #d3daed
      ΔE = 3.432 / LRV ≈ 70.1%
    2. Platinum Silver
      #cdd5e0
      ΔE = 3.652 / LRV ≈ 65.9%
  55. Kelly-Moore

    1. Tentative Dawn / KM3057-1
      #e1dfe9
      ΔE = 3.477 / LRV ≈ 74.7%
    2. Kecia / KM3091-1
      #c6cad7
      ΔE = 5.159 / LRV ≈ 59.2%
  56. Opaltone / OMS

    1. 5289
      #cbd2e0
      ΔE = 3.521 / LRV ≈ 64.2%
    2. 6007
      #dce0f0
      ΔE = 3.730 / LRV ≈ 74.8%
  57. Farrow & Ball

    1. Calluna / 270
      #d9d8dd
      ΔE = 3.581 / LRV ≈ 69.1%
  58. Marston & Langinger

    1. Steel
      #dee0eb
      ΔE = 3.630 / LRV ≈ 74.8%
    2. Shell
      #dad0d7
      ΔE = 4.363 / LRV ≈ 64.9%
  59. Duron

    1. Lazy Gray
      #d5d6db
      ΔE = 3.714 / LRV ≈ 67.4%
    2. Passive
      #dad8d9
      ΔE = 5.229 / LRV ≈ 69.0%
  60. Coronado Paint

    1. 7147 - Lavender Laugh
      #ded7dd
      ΔE = 3.764 / LRV ≈ 69.4%
    2. 7212 - Natural Beauty
      #e1e3eb
      ΔE = 4.968 / LRV ≈ 76.9%
  61. ICI Paints

    1. Vesper Bell 53RB 76/067
      #e1d7df
      ΔE = 3.779 / LRV ≈ 69.9%
    2. 4303 Soothing Melody 30RB 73/027
      #dbd8db
      ΔE = 4.454 / LRV ≈ 69.3%
  62. Jotun

    1. 4099 / Lys Viol
      #d5d3d8
      ΔE = 3.788 / LRV ≈ 65.7%
    2. 4177 / Engfiol
      #d0d7de
      ΔE = 4.199 / LRV ≈ 67.3%
  63. Dutch Boy

    1. Candytuft
      #e2d4e1
      ΔE = 3.850 / LRV ≈ 68.7%
    2. Sugarloaf Mountain
      #ddd9dc
      ΔE = 4.616 / LRV ≈ 70.2%
  64. Aston Martin

    1. Bright White / AST5072D
      #d0cbd8
      ΔE = 3.874 / LRV ≈ 61.1%
  65. Resene

    1. Blue Chalk V90-019-302
      #e3d6e9
      ΔE = 3.971 / LRV ≈ 70.3%
    2. Selago V93-012-298
      #e6dfe7
      ΔE = 4.542 / LRV ≈ 75.4%
  66. Little Greene

    1. Pencil
      #ced1d8
      ΔE = 4.003 / LRV ≈ 63.7%
    2. Whisper
      #e2dade
      ΔE = 4.978 / LRV ≈ 71.6%
  67. RAL

    1. RAL 160-1
      #e3e1ec
      ΔE = 4.008 / LRV ≈ 76.2%
    2. RAL 170-4
      #cedbec
      ΔE = 4.709 / LRV ≈ 69.8%
  68. Nippon Paint

    1. Purple Bits / NP PB 1495 P
      #cacdde
      ΔE = 4.025 / LRV ≈ 61.5%
    2. Iris Tip / NP OW 1052 P
      #dcdcde
      ΔE = 5.048 / LRV ≈ 71.7%
  69. Glidden

    1. Palest Lavender
      #e4e1ec
      ΔE = 4.095 / LRV ≈ 76.4%
    2. Amethyst Haze
      #d5d0d4
      ΔE = 4.743 / LRV ≈ 64.0%
  70. Humbrol

    1. 27002 Polished Aluminium
      #d0d5db
      ΔE = 4.158 / LRV ≈ 66.1%
    2. 196 Light Grey
      #d5d6d8
      ΔE = 4.875 / LRV ≈ 67.2%
  71. Ralph Lauren

    1. Organza / RLVM275
      #ccd0d8
      ΔE = 4.158 / LRV ≈ 62.9%
    2. Blue Mesa / RLVM285
      #ccd7e1
      ΔE = 4.589 / LRV ≈ 66.9%
  72. Bristol

    1. Purple Haze / P104-C3
      #ccccd6
      ΔE = 4.186 / LRV ≈ 60.9%
    2. Faded Lilac / P098-C2
      #dcd3d7
      ΔE = 4.969 / LRV ≈ 66.7%
  73. Designers Guild

    1. Lead
      #d9dbdf
      ΔE = 4.365 / LRV ≈ 70.7%
  74. Crown Diamond

    1. 7362-21 Nova
      #dcd2d8
      ΔE = 4.479 / LRV ≈ 66.3%
    2. 7366-21 Cloudy Quartz
      #e6d7df
      ΔE = 5.183 / LRV ≈ 70.8%
  75. Dupont

    1. CAS689
      #e4e0e7
      ΔE = 4.556 / LRV ≈ 75.6%
    2. CAS673
      #e4e1e8
      ΔE = 4.724 / LRV ≈ 76.2%
  76. Colorhouse

    1. Sprout .07
      #e3dbf2
      ΔE = 4.636 / LRV ≈ 73.4%
  77. Pascol

    1. Hazey Purple PZ6050
      #cecce2
      ΔE = 4.649 / LRV ≈ 61.8%
  78. Sanderson

    1. Ethereal Blue
      #dfe3ee
      ΔE = 4.681 / LRV ≈ 76.8%
  79. Dulux Australia

    1. Ice Blue / G80
      #cdd4da
      ΔE = 4.765 / LRV ≈ 65.1%
  80. Ford

    1. Driftwood Gray
      #cccbd3
      ΔE = 4.793 / LRV ≈ 60.3%
  81. Tikkurila

    1. X435
      #c9d4de
      ΔE = 4.873 / LRV ≈ 64.8%
    2. G351 / Droplet
      #d1deec
      ΔE = 4.949 / LRV ≈ 71.9%
  82. Teknos

    1. GBI064
      #d5d6d8
      ΔE = 4.875 / LRV ≈ 67.2%
  83. Model Master

    1. Model Master 28141
      #d9dadc
      ΔE = 4.925 / LRV ≈ 70.1%
  84. Laura Ashley

    1. 43-21 Sweet Dreams
      #dae1e9
      ΔE = 4.946 / LRV ≈ 74.6%
    2. 43-4 Princess Purple
      #deced8
      ΔE = 5.243 / LRV ≈ 64.6%
  85. Toyo Ink

    1. CF10706
      #c6d0dc
      ΔE = 4.987 / LRV ≈ 62.3%
    2. CF10720
      #e0d0da
      ΔE = 5.029 / LRV ≈ 66.0%
  86. Fired Earth

    1. White Elephant
      #dad0d5
      ΔE = 5.046 / LRV ≈ 64.8%
  87. Volkswagen

    1. Polar Silver
      #c6ced9
      ΔE = 5.055 / LRV ≈ 61.2%
  88. Earthborn

    1. Lily Lily Rose
      #e6e4ed
      ΔE = 5.224 / LRV ≈ 78.4%

#d8d6e4 Esempi HTML e CSS

#d8d6e4 primo piano

Il dolce far niente.

<p style="color: #d8d6e4">…</p>

#d8d6e4 sfondo

La semplicità è l’ultima sofisticazione.

Leonardo da Vinci
<p style="background-color: #d8d6e4">…</p>

#d8d6e4 ombra testo

Quando finisce la partita il re ed il pedone finiscono nella stessa scatola.

<p style="text-shadow: 0.1em 0.1em 0.15em #d8d6e4">…</p>

Grafico di composizione

Spazi dei colori

Decimale
14210788
Binario
11011000, 11010110, 11100100
Esadecimale
#d8d6e4
LRV
≈ 68.3%
Esagono corto più vicino
#dde ΔE = 2.721
RGB
rgb(216, 214, 228)
RGBA
rgba(216, 214, 228, 1.0)
rg cromaticità
r: 0.328, g: 0.325, b: 0.347
RYB
rosso: 84.706%, giallo: 83.922%, blu: 89.412%
Android / android.graphics.Color
-2566428 / 0xffd8d6e4
HSL
hsl(249, 21%, 87%)
HSLA
hsla(249, 21%, 87%, 1.0)
HSV / HSB
tonalità: 249° (248.571), saturazione: 6% (0.061), valore: 89% (0.894)
HSP
tonalità: 248.571, saturazione: 6.140%, luminosità percepita: 84.799%
HSLuv (HUSL)
H: 271.621, S: 30.747, L: 86.153
Cubehelix
H: -115.979, S: 0.183, L: 0.848
TSL
T: -3.307, S: 0.013, L: 0.848
CMYK
turchese: 5% (0.053), magenta: 6% (0.061), giallo: 0% (0.000), colore chiave: 11% (0.106)
CMY
turchese: 15% (0.153), magenta: 16% (0.161), giallo: 11% (0.106)
XYZ
X: 66.366, Y: 68.293, Z: 83.069
xyY
x: 0.305, y: 0.314, Y: 68.293
CIELab
L: 86.153, a: 3.267, b: -6.624
CIELuv
L: 86.153, u: 0.306, v: -10.798
CIELCH / LCHab
L: 86.153, C: 7.386, H: 296.254
CIELUV / LCHuv
L: 86.153, C: 10.802, H: 271.621
Hunter-Lab
L: 82.640, a: -1.270, b: -1.750
CIECAM02
J: 81.299, C: 10.028, h: 277.644, Q: 177.645, M: 8.769, s: 22.218, H: 320.692
OSA-UCS
leggerezza: -10.111, giallo: -1.306, verde: -0.011
LMS
L: 64.482, M: 69.739, S: 82.818
YCbCr
Y: 201.712, Cb: 133.850, Cr: 127.884
YCoCg
Y: 218.000, Cg: -4.000, Co: 51.000
YDbDr
Y: 216.194, Db: 17.762, Dr: 0.372
YPbPr
Y: 215.434, Pb: 6.770, Pr: 0.356
xvYCC
Y: 201.020, Cb: 133.947, Cr: 128.313
YIQ
Y: 216.194, I: -3.306, Q: 4.779
YUV
Y: 216.194, U: 5.812, V: -0.170
Sistema Munsell dei Colori
10PB 8/2 ΔE = 3.954
Colore del marchio
Heroku (light) ΔE = 7.950

Colori casuali

Rosso

Verde

Blu