Encycolorpedia

Glidden Mustard Seed / #bd9442 Codice Colore Hex

#bd9442 Paint ChipIl codice colore esadecimale #bd9442 è una sfumatura di giallo. Nel modello di colori RGB #bd9442 è composto di 74.12% rosso, 58.04% verde e 25.88% blu. Nel sistema di colori HSL #bd9442 ha una tonalità di 40° (gradi), 48% di saturazione e chiarezza del 50%. Il colore ha una lunghezza d'onda approssimativa di 579.02 nm.

Foto d'archivio / immagini

Risparmia il 15% sull'abbonamento mensile iStock con il codice MONTHLY15.

  1. Text sign showing Patent. Conceptual photo License that gives rights for using selling making a product written on Folded Cardboard Paper piece on wooden background Crumpled Paper Balls.
  2. State Treasurer
  3. Welcome to Legendary North Dakota Road Entry Sign

Variazioni di colore

Nomi colori correlati

Combinazioni di colori

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

#bd9442 gradiente lineare al complementare #119dee

  1. #bd9442
  2. #b49561
  3. #a8967e
  4. #99989a
  5. #8499b5
  6. #639bd2
  7. #119dee

Colori monocromatici

  1. #9d7726
  2. #a8812f
  3. #b28a39
  4. #bd9442
  5. #c89e4b
  6. #d3a855
  7. #deb25e

Toni di colore

  1. #bd9442
  2. #b4914e
  3. #ab8d59
  4. #a18a63
  5. #97866d
  6. #8c8377
  7. #808080

Tinte e sfumature

#bd9442 al nero

  1. #bd9442
  2. #caa561
  3. #d7b680
  4. #e2c89f
  5. #eddabe
  6. #f6ecde
  7. #ffffff / #fff

#bd9442 al bianco

  1. #bd9442
  2. #9b7a38
  3. #7a602e
  4. #5b4825
  5. #3e311b
  6. #221c11
  7. #000000 / #000

Vernici

Vernici corrispondenti

Pitture simili

  1. Asian Paints

    1. ★ Ochre Shadow / X106
      #bc9341
      ΔE = 0.373 / LRV ≈ 31.9%
    2. Mid Buff / 3176
      #be8e44
      ΔE = 2.879 / LRV ≈ 30.7%
  2. Wattyl

    1. ★ Bongo Kelp / B49W
      #bd9542
      ΔE = 0.427 / LRV ≈ 32.7%
  3. Nerolac

    1. ★ Royale Gold - 4016
      #bc923d
      ΔE = 0.838 / LRV ≈ 31.6%
    2. Tawny Lion - 2049
      #c18d41
      ΔE = 3.506 / LRV ≈ 30.8%
  4. Kelly-Moore

    1. ★ End of the Rainbow / AC207-5
      #bc923c
      ΔE = 0.930 / LRV ≈ 31.6%
    2. Gold Trinket / AC205-5
      #bf8f45
      ΔE = 2.698 / LRV ≈ 31.2%
  5. Dulux

    1. ★ Mustard Blanket / 40YY 34/446
      #b89441
      ΔE = 1.393 / LRV ≈ 31.8%
    2. 37YY 39/443
      #c39e4b
      ΔE = 3.521 / LRV ≈ 36.6%
  6. ICI Paints

    1. ★ 3505 Straw Hat 30YY 36/494
      #c1923d
      ΔE = 1.507 / LRV ≈ 32.2%
    2. 3545 Golden Garland 40YY 34/446
      #b39043
      ΔE = 2.524 / LRV ≈ 29.9%
  7. Benjamin Moore

    1. ★ Aztec Yellow / 2152-20
      #b99146
      ΔE = 1.586 / LRV ≈ 31.0%
    2. Antique Bronze / 217
      #c39b4e
      ΔE = 2.688 / LRV ≈ 35.6%
  8. Caparol

    1. ★ 19/14
      #bc9844
      ΔE = 1.724 / LRV ≈ 33.6%
    2. Montana 2
      #c89840
      ΔE = 2.729 / LRV ≈ 35.1%
  9. Olympic

    1. ★ Golden Field B11-6
      #c49644
      ΔE = 1.728 / LRV ≈ 34.0%
    2. Midas Touch B12-6
      #ca8e38
      ΔE = 4.642 / LRV ≈ 32.2%
  10. Mylands of London

    1. ★ Mustard
      #be944c
      ΔE = 1.738 / LRV ≈ 32.7%
  11. Opaltone / OMS

    1. ★ 4115
      #bf9944
      ΔE = 1.850 / LRV ≈ 34.3%
    2. 4590
      #c0982c
      ΔE = 3.891 / LRV ≈ 33.8%
  12. Sikkens

    1. ★ F6.45.56
      #bb984b
      ΔE = 1.878 / LRV ≈ 33.5%
    2. G0.40.60
      #b99d4a
      ΔE = 4.048 / LRV ≈ 34.9%
  13. Sigma

    1. ★ Yellow Ocre / S 3050-Y10R
      #bd9044
      ΔE = 1.895 / LRV ≈ 31.2%
    2. Yellow Ocre / S 3060-Y
      #af8d32
      ΔE = 4.095 / LRV ≈ 28.4%
  14. Coronado Paint

    1. ★ 7877 - Golden Rattan
      #bc8f38
      ΔE = 1.928 / LRV ≈ 30.6%
    2. 7886 - Botanica Gold
      #b99152
      ΔE = 3.326 / LRV ≈ 31.2%
  15. Scib Paints

    1. ★ End of the Rainbow / AC106
      #bf9334
      ΔE = 1.947 / LRV ≈ 32.2%
    2. Chapultepec / 7933
      #ca933e
      ΔE = 3.518 / LRV ≈ 33.8%
  16. Berger

    1. ★ End of the Rainbow / AC106
      #bf9334
      ΔE = 1.947 / LRV ≈ 32.2%
    2. Gold Trinket / AC108
      #bf8d38
      ΔE = 2.878 / LRV ≈ 30.4%
  17. Devoe Paint

    1. ★ Golden Garland / 40YY 34/446
      #ba9847
      ΔE = 1.983 / LRV ≈ 33.4%
    2. Casino Gold / 20YY 35/456
      #ca974a
      ΔE = 3.476 / LRV ≈ 35.2%
  18. Resene

    1. ★ Kowhai Y60-092-075
      #c0934a
      ΔE = 1.983 / LRV ≈ 32.6%
    2. Nugget Y68-131-080
      #bc9229
      ΔE = 3.275 / LRV ≈ 31.4%
  19. Colortrend

    1. ★ 0928
      #c59542
      ΔE = 1.990 / LRV ≈ 33.8%
    2. Curry
      #c79e37
      ΔE = 4.689 / LRV ≈ 36.9%
  20. RAL

    1. ★ RAL 260-M
      #b8944f
      ΔE = 2.252 / LRV ≈ 31.9%
    2. RAL 270-M
      #cb9437
      ΔE = 3.723 / LRV ≈ 34.2%
  21. Earthpaint

    1. 3-12-6 English Mustard
      #c3954c
      ΔE = 2.349 / LRV ≈ 33.6%
    2. 3-14-6 Bake Gold
      #bca052
      ΔE = 4.716 / LRV ≈ 36.4%
  22. Tollens

    1. T2059-6
      #bc9534
      ΔE = 2.358 / LRV ≈ 32.4%
    2. Camel | EE145
      #bf8a3d
      ΔE = 4.203 / LRV ≈ 29.6%
  23. Clark+Kensington

    1. Golden Lentil / 21B-7
      #bc9534
      ΔE = 2.358 / LRV ≈ 32.4%
    2. Wild Grassland / 22B-7
      #b5902f
      ΔE = 3.219 / LRV ≈ 30.0%
  24. Natural Color System / NCS

    1. S 3030-Y
      #b6914b
      ΔE = 2.413 / LRV ≈ 30.7%
    2. S 3030-Y10R
      #c2904c
      ΔE = 3.693 / LRV ≈ 31.9%
  25. Caran d'Ache

    1. 025 Green Ochre
      #b48f42
      ΔE = 2.460 / LRV ≈ 29.7%
  26. Dunn-Edwards

    1. Trading Post / 1241
      #bb8d3b
      ΔE = 2.516 / LRV ≈ 29.9%
    2. Maple Syrup / 1244
      #bb9351
      ΔE = 2.657 / LRV ≈ 32.0%
  27. California Paints

    1. DE 5377 - Trading Post
      #bb8d3b
      ΔE = 2.516 / LRV ≈ 29.9%
    2. DEA 168 - Gold Digger
      #b08f42
      ΔE = 3.247 / LRV ≈ 29.3%
  28. Cloverdale Paint

    1. End Of The Rainbow / AC106
      #c29043
      ΔE = 2.652 / LRV ≈ 31.8%
    2. Golden Rattan / 7877
      #c79c47
      ΔE = 3.172 / LRV ≈ 36.4%
  29. Nippon Paint

    1. Bronze Trophy / NP AC 2125 A
      #bd993b
      ΔE = 2.739 / LRV ≈ 33.9%
    2. Golden Grain / NP N 1842 D
      #bb975b
      ΔE = 3.780 / LRV ≈ 33.5%
  30. GM / General Motors

    1. Saddle Firemist
      #b38e42
      ΔE = 2.825 / LRV ≈ 29.3%
    2. Yellow
      #ca8d2c
      ΔE = 5.068 / LRV ≈ 31.8%
  31. Ford

    1. Bright Gold Bronze
      #c49c48
      ΔE = 2.898 / LRV ≈ 36.0%
    2. Sand
      #ac9053
      ΔE = 4.883 / LRV ≈ 29.3%
  32. Dulux Australia

    1. Sun Dial / A196
      #c79636
      ΔE = 2.921 / LRV ≈ 34.2%
    2. Alluvial Inca / A173
      #bb8f4b
      ΔE = 3.007 / LRV ≈ 30.7%
  33. Colorhouse

    1. Beeswax .06
      #b29445
      ΔE = 2.931 / LRV ≈ 31.1%
    2. Grain .07
      #af8a3a
      ΔE = 4.205 / LRV ≈ 27.6%
  34. Toyo Ink

    1. CF10584
      #c6974e
      ΔE = 2.935 / LRV ≈ 34.7%
    2. CF10195
      #b88d20
      ΔE = 4.369 / LRV ≈ 29.3%
  35. Glidden

    1. Amaretto Sours / PPG1106-6
      #c09856
      ΔE = 3.091 / LRV ≈ 34.3%
    2. Mecca Gold / PPG1209-7
      #c89134
      ΔE = 3.542 / LRV ≈ 32.8%
  36. Peintures MF

    1. Bambi
      #be8c39
      ΔE = 3.136 / LRV ≈ 30.0%
    2. Faiseur d'or
      #c09628
      ΔE = 3.869 / LRV ≈ 33.2%
  37. Plascon

    1. Golden Harvest Y2-C1-1
      #bc9834
      ΔE = 3.247 / LRV ≈ 33.4%
    2. Spanish Gold Y1-C1-1
      #c4902c
      ΔE = 3.455 / LRV ≈ 31.9%
  38. Sherwin-Williams

    1. Crispy Gold - 6699
      #c49832
      ΔE = 3.279 / LRV ≈ 34.4%
    2. Golden Rule - 6383
      #cc9249
      ΔE = 4.882 / LRV ≈ 33.9%
  39. Pratt & Lambert

    1. Golden Green 13-24
      #b49751
      ΔE = 3.293 / LRV ≈ 32.4%
    2. Middlestone 12-22
      #bb9c5e
      ΔE = 4.403 / LRV ≈ 35.2%
  40. Loop

    1. Innsbruck / LP-327
      #b59253
      ΔE = 3.367 / LRV ≈ 31.0%
  41. PPG Pittsburgh Paints

    1. Gallopalozza 6827-2
      #c5944f
      ΔE = 3.427 / LRV ≈ 33.6%
    2. Midas Touch 213-7
      #cc9836
      ΔE = 4.004 / LRV ≈ 35.6%
  42. Laura Ashley

    1. 906 Pale Cowslip 6
      #ca9839
      ΔE = 3.443 / LRV ≈ 35.3%
    2. 706 Deep Cowslip 6
      #cb9040
      ΔE = 4.546 / LRV ≈ 33.0%
  43. Crown Paint

    1. Millionaire
      #bb8b30
      ΔE = 3.444 / LRV ≈ 29.2%
  44. Albany Paint

    1. Sahara
      #c19c3d
      ΔE = 3.455 / LRV ≈ 35.5%
    2. Greenstone
      #b49d4e
      ΔE = 4.955 / LRV ≈ 34.4%
  45. Dupont

    1. CAS244
      #b18d36
      ΔE = 3.490 / LRV ≈ 28.7%
    2. CAS228
      #b58935
      ΔE = 3.944 / LRV ≈ 28.0%
  46. Levis

    1. Shady Yellow B70
      #c39e4b
      ΔE = 3.521 / LRV ≈ 36.6%
    2. Shady Yellow A80
      #ca9a51
      ΔE = 3.905 / LRV ≈ 36.3%
  47. Valspar Paint

    1. Praline Cake
      #af903d
      ΔE = 3.530 / LRV ≈ 29.4%
    2. Salmon Shade
      #c89c5c
      ΔE = 4.821 / LRV ≈ 36.8%
  48. Porter Paints

    1. Mecca Gold / 214-7
      #c99233
      ΔE = 3.654 / LRV ≈ 33.2%
    2. Golden Field / 212-7
      #c49e43
      ΔE = 3.775 / LRV ≈ 36.6%
  49. CIL

    1. Golden Ember
      #c89933
      ΔE = 3.755 / LRV ≈ 35.3%
    2. Golden Harvest
      #c28a1f
      ΔE = 5.169 / LRV ≈ 29.7%
  50. TRUMATCH

    1. 49-c
      #bb9154
      ΔE = 3.766 / LRV ≈ 31.5%
    2. 9-a7
      #aa9046
      ΔE = 4.711 / LRV ≈ 28.9%
  51. Pantone / PMS

    1. 7510
      #c78f3d
      ΔE = 3.773 / LRV ≈ 32.1%
    2. 7407
      #cca147
      ΔE = 5.061 / LRV ≈ 38.8%
  52. Man

    1. Elfenbein / L567
      #c19354
      ΔE = 3.803 / LRV ≈ 32.8%
    2. Elfenbein / 1014
      #bd8f51
      ΔE = 4.136 / LRV ≈ 31.1%
  53. Sto

    1. 31341
      #ae9348
      ΔE = 3.881 / LRV ≈ 30.3%
    2. 32140
      #c38c42
      ΔE = 4.342 / LRV ≈ 30.8%
  54. Rodda Paint

    1. Gable Green H29
      #b49a4d
      ΔE = 3.934 / LRV ≈ 33.4%
    2. Curry H26
      #c79e37
      ΔE = 4.689 / LRV ≈ 36.9%
  55. Vista Paint

    1. Botanica Gold
      #bc9d58
      ΔE = 3.961 / LRV ≈ 35.5%
    2. Golden Rattan
      #bc9b32
      ΔE = 4.501 / LRV ≈ 34.4%
  56. Alcro

    1. Guld
      #be9e56
      ΔE = 3.961 / LRV ≈ 36.1%
  57. Bristol

    1. Tourmaline / P166-C5
      #ae934d
      ΔE = 4.010 / LRV ≈ 30.4%
    2. Gold Strike / P028-W7
      #c68c35
      ΔE = 4.392 / LRV ≈ 31.0%
  58. Audi

    1. Mayagelb Metallic / LY1U, Q3
      #c7934f
      ΔE = 4.131 / LRV ≈ 33.6%
  59. Sico

    1. 6113-74 Oat Bran
      #c48c3d
      ΔE = 4.200 / LRV ≈ 30.8%
    2. 6111-63 Young Leaf
      #b78e56
      ΔE = 4.936 / LRV ≈ 30.1%
  60. Kansai Paint

    1. Khakis
      #b29257
      ΔE = 4.214 / LRV ≈ 30.7%
  61. ECOS Paints

    1. Jungle Expedition (0885)
      #b7985d
      ΔE = 4.216 / LRV ≈ 33.3%
    2. Hair Ribbon (0809)
      #bf9f43
      ΔE = 4.392 / LRV ≈ 36.3%
  62. Duron

    1. Cut the Mustard
      #ca903e
      ΔE = 4.219 / LRV ≈ 32.9%
    2. Gallant Gold
      #b48639
      ΔE = 5.037 / LRV ≈ 27.1%
  63. General Paint

    1. Courage / CLV 1128N
      #b5892c
      ΔE = 4.254 / LRV ≈ 27.9%
    2. Debut / CL 1846A
      #c79455
      ΔE = 4.757 / LRV ≈ 34.0%
  64. Brillux

    1. 03.12.18
      #af9553
      ΔE = 4.256 / LRV ≈ 31.2%
    2. 03.12.16
      #ba9f5c
      ΔE = 4.964 / LRV ≈ 36.0%
  65. Color Truck System

    1. 1*018 / 1*018
      #c19726
      ΔE = 4.284 / LRV ≈ 33.6%
  66. Humbrol

    1. 83 Ochre
      #cc9933 / #c93
      ΔE = 4.319 / LRV ≈ 35.9%
    2. 83 Ochre
      #ab913c
      ΔE = 4.684 / LRV ≈ 29.2%
  67. Flügger

    1. Modent Korn (U-519)
      #bb8832
      ΔE = 4.384 / LRV ≈ 28.4%
    2. Gylden Halm (U-605)
      #bd9259
      ΔE = 4.546 / LRV ≈ 32.1%
  68. Diamond Vogel

    1. Hair Ribbon / 0809
      #bf9f43
      ΔE = 4.392 / LRV ≈ 36.3%
    2. Yellow Shout / 0935
      #d19d3c
      ΔE = 5.245 / LRV ≈ 38.0%
  69. Evonik-Degussa

    1. 5023D Harvest Flame
      #c89655
      ΔE = 4.475 / LRV ≈ 34.8%
    2. 5013D Golden Grain
      #b98e57
      ΔE = 5.214 / LRV ≈ 30.4%
  70. Dutch Boy

    1. Golden Riches
      #be9e5d
      ΔE = 4.500 / LRV ≈ 36.2%
    2. Trail Blazer
      #be9862
      ΔE = 5.028 / LRV ≈ 34.3%
  71. Tikkurila

    1. 502X
      #cd964c
      ΔE = 4.519 / LRV ≈ 35.3%
    2. 4823
      #cd964e
      ΔE = 4.711 / LRV ≈ 35.3%
  72. Taubmans

    1. Minaki Beige / T106-7
      #be9b60
      ΔE = 4.528 / LRV ≈ 35.2%
    2. Green Moss / T08 73-4
      #ab924d
      ΔE = 4.694 / LRV ≈ 29.8%
  73. Magnolia Home

    1. Brushed Clay / JG-41
      #c5975a
      ΔE = 4.538 / LRV ≈ 34.7%
  74. Jotun

    1. 0056 / Sommergul
      #cc9245
      ΔE = 4.554 / LRV ≈ 33.8%
    2. 8306 / Wheat
      #b39c59
      ΔE = 5.060 / LRV ≈ 34.1%
  75. Focoltone

    1. 2233
      #b6915a
      ΔE = 4.682 / LRV ≈ 30.9%
  76. Farrow & Ball

    1. India Yellow / 66
      #ce923c
      ΔE = 4.691 / LRV ≈ 34.0%
  77. Brighto Paints

    1. 4-11-6 Brocade
      #b09259
      ΔE = 4.709 / LRV ≈ 30.5%
    2. 4-13-6 Golden Charm
      #b1995b
      ΔE = 4.933 / LRV ≈ 32.9%
  78. Federal Standard

    1. Federal Standard 20266
      #af9157
      ΔE = 4.712 / LRV ≈ 30.1%
    2. Federal Standard 30266
      #b0935c
      ΔE = 4.995 / LRV ≈ 30.9%
  79. Scania

    1. Beige / 1366986
      #bc8c4e
      ΔE = 4.764 / LRV ≈ 30.0%
  80. Piaggio

    1. Avorio New York / 901
      #c88f48
      ΔE = 4.784 / LRV ≈ 32.4%
  81. Behr

    1. Lion Mane 320D-6
      #bb8c4f
      ΔE = 4.818 / LRV ≈ 29.9%
    2. Light Copper 310D-6
      #c68e49
      ΔE = 4.836 / LRV ≈ 31.8%
  82. Volkswagen

    1. Oriole Yellow
      #b08842
      ΔE = 4.868 / LRV ≈ 27.2%
  83. Chrysler

    1. Gold
      #b39b5b
      ΔE = 4.937 / LRV ≈ 33.8%
    2. Gold
      #b1995d
      ΔE = 5.098 / LRV ≈ 32.9%
  84. Crown Diamond

    1. 7278-74 Wild Honey
      #d19538
      ΔE = 5.042 / LRV ≈ 35.3%
    2. 7283-74 Tiramisu
      #c38b46
      ΔE = 5.128 / LRV ≈ 30.5%
  85. Crayola

    1. Bronze
      #cc8e34
      ΔE = 5.081 / LRV ≈ 32.4%
  86. Australian Standard AS2700

    1. X41 Buff
      #c28a43
      ΔE = 5.082 / LRV ≈ 30.1%
  87. Games Workshop - Citadel

    1. Karak Stone
      #bb9662
      ΔE = 5.170 / LRV ≈ 33.3%
  88. Pascol

    1. Crouching Tiger PQ120
      #ca8c35
      ΔE = 5.198 / LRV ≈ 31.6%

Simulazione daltonismo

Monochromacy

Dichromacy

Tricromazia

#bd9442 Esempi HTML e CSS

#bd9442 primo piano

La semplicità è l’ultima sofisticazione.

Leonardo da Vinci
<p style="color: #bd9442">…</p>

#bd9442 sfondo

Il dolce far niente.

<p style="background-color: #bd9442">…</p>

#bd9442 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 #bd9442">…</p>

Grafico di composizione

Spazi dei colori

Decimale
12424258
Binario
10111101, 10010100, 01000010
Esadecimale
#bd9442
LRV
≈ 32.4%
Esagono corto più vicino
#b94 ΔE = 2.299
RGB
rgb(189, 148, 66)
RGBA
rgba(189, 148, 66, 1.0)
rg cromaticità
r: 0.469, g: 0.367, b: 0.164
RYB
rosso: 50.000%, giallo: 74.118%, blu: 25.882%
Android / android.graphics.Color
-4352958 / 0xffbd9442
HSL
hsl(40, 48%, 50%)
HSLA
hsla(40, 48%, 50%, 1.0)
HSV / HSB
tonalità: 40° (40.000), saturazione: 65% (0.651), valore: 74% (0.741)
HSP
tonalità: 40.000, saturazione: 65.079%, luminosità percepita: 60.797%
HSLuv (HUSL)
H: 58.025, S: 80.863, L: 63.667
Cubehelix
H: 37.896, S: 0.758, L: 0.593
TSL
T: 2.333, S: 0.188, L: 0.592
CMYK
turchese: 0% (0.000), magenta: 22% (0.217), giallo: 65% (0.651), colore chiave: 26% (0.259)
CMY
turchese: 26% (0.259), magenta: 42% (0.420), giallo: 74% (0.741)
XYZ
X: 32.561, Y: 32.394, Z: 9.691
xyY
x: 0.436, y: 0.434, Y: 32.394
CIELab
L: 63.667, a: 6.464, b: 48.062
CIELuv
L: 63.667, u: 33.133, v: 53.075
CIELCH / LCHab
L: 63.667, C: 48.494, H: 82.340
CIELUV / LCHuv
L: 63.667, C: 62.568, H: 58.025
Hunter-Lab
L: 56.916, a: 2.517, b: 29.746
CIECAM02
J: 54.906, C: 40.704, h: 80.246, Q: 145.989, M: 35.595, s: 49.378, H: 84.354
OSA-UCS
leggerezza: -9.854, giallo: 6.839, verde: -0.954
LMS
L: 36.204, M: 32.138, S: 10.068
YCbCr
Y: 145.633, Cb: 85.934, Cr: 151.821
YCoCg
Y: 137.750, Cg: 10.250, Co: 78.000
YDbDr
Y: 150.911, Db: -127.756, Dr: -72.447
YPbPr
Y: 150.829, Pb: -45.715, Pr: 24.272
xvYCC
Y: 145.535, Cb: 87.843, Cr: 149.321
YIQ
Y: 150.911, I: 50.768, Q: -16.843
YUV
Y: 150.911, U: -41.783, V: 33.416
Sistema Munsell dei Colori
2.5Y 6/8 ΔE = 4.349
Colore del marchio
Amazon ΔE = 12.065

Colori casuali

Rosso

Verde

Blu