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Recognised as Colour

#231D12

  • #231D12
  • Orange
  • Dark
  • Nearest: Black

#231D12 is a orange with RGB values 35, 29, 18 and HSL 39°, 32%, 10%. It is a dark colour, so white text on it reaches 16.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#231D12#231D12
HEX#231D12
RGBrgb(35, 29, 18)
RGB (0–1)0.1373, 0.1137, 0.0706
RGB percentages13.7%, 11.4%, 7.1%
HSLhsl(38.8, 32.1%, 10.4%)
HSV / HSBhsv(38.8, 48.6%, 13.7%)
CMYK0%, 17.1%, 48.6%, 86.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,301,202
CSS custom property--colour: #231D12;

Brightness & contrast

Relative luminance0.0128WCAG 2.x, 0 is black and 1 is white
Perceived brightness29.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.72:1
Contrast with white16.72:1WCAG normal text: AAA
Contrast with black1.26:1WCAG normal text: Fail
Greyscale equivalent#1D1D1D
Inverted#DCE2ED

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#201D11no red cones; affects about 1% of men; ΔE 1.8 from the original
Deuteranopia#211E12no green cones; the most common form, about 1% of men; ΔE 1.8 from the original
Tritanopia#261B1Ano blue cones; rare, and affects men and women equally; ΔE 7.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.72:1WCAG large text: AAA
Contrast with black, large text1.26:1WCAG large text: Fail

Named colours

Black · ΔE 14Dark slate grey · ΔE 26.6Dim grey · ΔE 34.3Dark olivegreen · ΔE 43Gray · ΔE 43.3Slate grey · ΔE 45.9
Nearest named CSS colourBlack (#000000)ΔE 13.98, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#121823
Analogous#231412, #212312
Triadic#12231D, #1D1223
Split complementary#122123, #141223
Tetradic#122314, #121823, #231221

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A98C58
Lighter +30%#887146
Lighter +20%#665535
Lighter +10%#453923
Darker −10%#010101
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2A1F0B
Less saturated −25%#1C1B19

Channel breakdown

R35
G29
B18
Red35 (13.7%)
Green29 (11.4%)
Blue18 (7.1%)
Hue38.82°
Saturation (HSL)32.08%
Lightness10.39%
Dominant channelRed
Hex per channelR 23 · G 1D · B 12

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Every value on this page was computed from “231d12” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.