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Recognised as Colour

#66473A

  • #66473A
  • Orange
  • Dark
  • Nearest: Dim grey

#66473A is a orange with RGB values 102, 71, 58 and HSL 18°, 28%, 31%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#66473A#66473A
HEX#66473A
RGBrgb(102, 71, 58)
RGB (0–1)0.4, 0.2784, 0.2275
RGB percentages40%, 27.8%, 22.7%
HSLhsl(17.7, 27.5%, 31.4%)
HSV / HSBhsv(17.7, 43.1%, 40%)
CMYK0%, 30.4%, 43.1%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,702,906
CSS custom property--colour: #66473A;

Brightness & contrast

Relative luminance0.07637WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.31:1
Contrast with white8.31:1WCAG normal text: AAA
Contrast with black2.53:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#99B8C5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4F4A39no red cones; affects about 1% of men; ΔE 12.8 from the original
Deuteranopia#56513Ano green cones; the most common form, about 1% of men; ΔE 13.6 from the original
Tritanopia#6D4244no blue cones; rare, and affects men and women equally; ΔE 9.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.31:1WCAG large text: AAA
Contrast with black, large text2.53:1WCAG large text: Fail

Named colours

Dim grey · ΔE 20.7Gray · ΔE 26.8Dark slate grey · ΔE 28.7Sienna · ΔE 30.7Rosy brown · ΔE 31.6Saddle brown · ΔE 32
Nearest named CSS colourDim grey (#696969)ΔE 20.68, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3A5966
Analogous#663A43, #665D3A
Triadic#3A6647, #473A66
Split complementary#3A665D, #3A4366
Tetradic#43663A, #3A5966, #5D3A66

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CAAEA2
Lighter +30%#B89181
Lighter +20%#A57561
Lighter +10%#875E4C
Darker −10%#453028
Darker −20%#251A15
Darker −30%#040303
Darker −40%#000000
More saturated +25%#7A3F26
Less saturated −25%#524F4E

Channel breakdown

R102
G71
B58
Red102 (40%)
Green71 (27.8%)
Blue58 (22.7%)
Hue17.73°
Saturation (HSL)27.5%
Lightness31.37%
Dominant channelRed
Hex per channelR 66 · G 47 · B 3A

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Every value on this page was computed from “66473a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.