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Recognised as Colour

#3F3601

  • #3F3601
  • Yellow
  • Dark
  • Nearest: Dark olivegreen

#3F3601 is a yellow with RGB values 63, 54, 1 and HSL 51°, 97%, 13%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#3F3601#3F3601
HEX#3F3601
RGBrgb(63, 54, 1)
RGB (0–1)0.2471, 0.2118, 0.0039
RGB percentages24.7%, 21.2%, 0.4%
HSLhsl(51.3, 96.9%, 12.5%)
HSV / HSBhsv(51.3, 98.4%, 24.7%)
CMYK0%, 14.3%, 98.4%, 75.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,142,593
CSS custom property--colour: #3F3601;

Brightness & contrast

Relative luminance0.03697WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.07:1
Contrast with white12.07:1WCAG normal text: AAA
Contrast with black1.74:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#C0C9FE

Colour vision & accessibility

Protanopia#3D3400no red cones; affects about 1% of men; ΔE 1.1 from the original
Deuteranopia#3F3704no green cones; the most common form, about 1% of men; ΔE 1 from the original
Tritanopia#45312Dno blue cones; rare, and affects men and women equally; ΔE 27 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.07:1WCAG large text: AAA
Contrast with black, large text1.74:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark olivegreen (#556B2F)ΔE 25.67, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#010A3F
Analogous#3F1701, #293F01
Triadic#013F36, #36013F
Split complementary#01293F, #17013F
Tetradic#013F17, #010A3F, #3F0129

Tints, shades & saturation

Lighter +40%#FBD911
Lighter +30%#D6B703
Lighter +20%#A38C03
Lighter +10%#716102
Darker −10%#0D0B00
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#403700
Less saturated −25%#373009

Channel breakdown

R63
G54
B1
Red63 (24.7%)
Green54 (21.2%)
Blue1 (0.4%)
Hue51.29°
Saturation (HSL)96.88%
Lightness12.55%
Dominant channelRed
Hex per channelR 3F · G 36 · B 01

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Every value on this page was computed from “3f3601” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.