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Recognised as Colour

#39331B

  • #39331B
  • Yellow
  • Dark
  • Nearest: Dark slate grey

#39331B is a yellow with RGB values 57, 51, 27 and HSL 48°, 36%, 16%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#39331B#39331B
HEX#39331B
RGBrgb(57, 51, 27)
RGB (0–1)0.2235, 0.2, 0.1059
RGB percentages22.4%, 20%, 10.6%
HSLhsl(48, 35.7%, 16.5%)
HSV / HSBhsv(48, 52.6%, 22.4%)
CMYK0%, 10.5%, 52.6%, 77.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,748,635
CSS custom property--colour: #39331B;

Brightness & contrast

Relative luminance0.03317WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.63:1
Contrast with white12.63:1WCAG normal text: AAA
Contrast with black1.66:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#C6CCE4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#373219no red cones; affects about 1% of men; ΔE 1 from the original
Deuteranopia#39341Cno green cones; the most common form, about 1% of men; ΔE 0.7 from the original
Tritanopia#3D302Dno blue cones; rare, and affects men and women equally; ΔE 13.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.63:1WCAG large text: AAA
Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 24.5Black · ΔE 26.7Dim grey · ΔE 28.3Dark olivegreen · ΔE 30.8Gray · ΔE 36.2Saddle brown · ΔE 40.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 24.51, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1B2139
Analogous#39241B, #30391B
Triadic#1B3933, #331B39
Split complementary#1B3039, #241B39
Tetradic#1B3924, #1B2139, #391B30

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B8A868
Lighter +30%#A1904C
Lighter +20%#7E713C
Lighter +10%#5C522B
Darker −10%#16140B
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#433910
Less saturated −25%#2F2D25

Channel breakdown

R57
G51
B27
Red57 (22.4%)
Green51 (20%)
Blue27 (10.6%)
Hue48°
Saturation (HSL)35.71%
Lightness16.47%
Dominant channelRed
Hex per channelR 39 · G 33 · B 1B

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Every value on this page was computed from “39331b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.