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Recognised as Colour

#3A331B

  • #3A331B
  • Yellow
  • Dark
  • Nearest: Dark slate grey

#3A331B is a yellow with RGB values 58, 51, 27 and HSL 46°, 36%, 17%. 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

#3A331B#3A331B
HEX#3A331B
RGBrgb(58, 51, 27)
RGB (0–1)0.2275, 0.2, 0.1059
RGB percentages22.7%, 20%, 10.6%
HSLhsl(46.5, 36.5%, 16.7%)
HSV / HSBhsv(46.5, 53.4%, 22.7%)
CMYK0%, 12.1%, 53.4%, 77.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,814,171
CSS custom property--colour: #3A331B;

Brightness & contrast

Relative luminance0.03346WCAG 2.x, 0 is black and 1 is white
Perceived brightness51.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.58:1
Contrast with white12.58:1WCAG normal text: AAA
Contrast with black1.67:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#C5CCE4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#383219no 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 1.1 from the original
Tritanopia#3E302Dno blue cones; rare, and affects men and women equally; ΔE 13.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.58:1WCAG large text: AAA
Contrast with black, large text1.67:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 24.8Black · ΔE 26.9Dim grey · ΔE 28.2Dark olivegreen · ΔE 31Gray · ΔE 36.1Saddle brown · ΔE 40.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 24.81, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1B223A
Analogous#3A231B, #313A1B
Triadic#1B3A33, #331B3A
Split complementary#1B313A, #241B3A
Tetradic#1B3A24, #1B223A, #3A1B31

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B9A768
Lighter +30%#A28F4C
Lighter +20%#80703B
Lighter +10%#5D522B
Darker −10%#17140B
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#453910
Less saturated −25%#2F2D26

Channel breakdown

R58
G51
B27
Red58 (22.7%)
Green51 (20%)
Blue27 (10.6%)
Hue46.45°
Saturation (HSL)36.47%
Lightness16.67%
Dominant channelRed
Hex per channelR 3A · G 33 · B 1B

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Every value on this page was computed from “3a331b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.