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Recognised as Colour

#833B15

  • #833B15
  • Orange
  • Dark
  • Nearest: Saddle brown

#833B15 is a orange with RGB values 131, 59, 21 and HSL 21°, 72%, 30%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Saddle brown.

Colour values

#833B15#833B15
HEX#833B15
RGBrgb(131, 59, 21)
RGB (0–1)0.5137, 0.2314, 0.0824
RGB percentages51.4%, 23.1%, 8.2%
HSLhsl(20.7, 72.4%, 29.8%)
HSV / HSBhsv(20.7, 84%, 51.4%)
CMYK0%, 55%, 84%, 48.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,600,341
CSS custom property--colour: #833B15;

Brightness & contrast

Relative luminance0.08007WCAG 2.x, 0 is black and 1 is white
Perceived brightness85 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.07:1
Contrast with white8.07:1WCAG normal text: AAA
Contrast with black2.6:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#7CC4EA

Colour vision & accessibility

Protanopia#4F460Fno red cones; affects about 1% of men; ΔE 32.3 from the original
Deuteranopia#615613no green cones; the most common form, about 1% of men; ΔE 32.3 from the original
Tritanopia#902B33no blue cones; rare, and affects men and women equally; ΔE 22.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.07:1WCAG large text: AAA
Contrast with black, large text2.6:1WCAG large text: Fail

Named colours

Nearest named CSS colourSaddle brown (#8B4513)ΔE 6.07, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#155D83
Analogous#831526, #837215
Triadic#15833B, #3B1583
Split complementary#158372, #152683
Tetradic#268315, #155D83, #721583

Tints, shades & saturation

Lighter +40%#EAA17A
Lighter +30%#E3824E
Lighter +20%#DB6323
Lighter +10%#AF4F1C
Darker −10%#57270E
Darker −20%#2B1307
Darker −30%#000000
Darker −40%#000000
More saturated +25%#963502
Less saturated −25%#704128

Channel breakdown

R131
G59
B21
Red131 (51.4%)
Green59 (23.1%)
Blue21 (8.2%)
Hue20.73°
Saturation (HSL)72.37%
Lightness29.8%
Dominant channelRed
Hex per channelR 83 · G 3B · B 15

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Every value on this page was computed from “833b15” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.