Recognised as Colour

#81142D

#81142D
Red
Dark
Nearest: Brown

#81142D is a red with RGB values 129, 20, 45 and HSL 346°, 73%, 29%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#81142D#81142D

HEX#81142D

RGBrgb(129, 20, 45)

RGB (0–1)0.5059, 0.0784, 0.1765

RGB percentages50.6%, 7.8%, 17.6%

HSLhsl(346.2, 73.2%, 29.2%)

HSV / HSBhsv(346.2, 84.5%, 50.6%)

CMYK0%, 84.5%, 65.1%, 49.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,459,309

CSS custom property--colour: #81142D;

Brightness & contrast

Relative luminance0.05357WCAG 2.x, 0 is black and 1 is white

Perceived brightness73.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.14:1

Contrast with white10.14:1WCAG normal text: AAA

Contrast with black2.07:1WCAG normal text: Fail

Greyscale equivalent#2D2D2D

Inverted#7EEBD2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#35332Dno red cones; affects about 1% of men; ΔE 47.9 from the original

Deuteranopia#50492Ano green cones; the most common form, about 1% of men; ΔE 48.3 from the original

Tritanopia#8E001Fno blue cones; rare, and affects men and women equally; ΔE 13.4 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text10.14:1WCAG large text: AAA

Contrast with black, large text2.07:1WCAG large text: Fail

Named colours

Brown · ΔE 18.8 Maroon · ΔE 23.3 Indian red · ΔE 26.7 Dark red · ΔE 26.8 Firebrick · ΔE 27.3 Sienna · ΔE 30.9

Nearest named CSS colourBrown (#A52A2A)ΔE 18.8, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#148168

Analogous#811464, #813114

Triadic#2D8114, #142D81

Split complementary#148131, #146481

Tetradic#638114, #148168, #311481

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#EA7791

Lighter +30%#E34B6E

Lighter +20%#D9224C

Lighter +10%#AD1B3C

Darker −10%#550D1E

Darker −20%#29060E

Darker −30%#000000

Darker −40%#000000

More saturated +25%#940123

Less saturated −25%#6E2737

Channel breakdown

R129

G20

B45

Red129 (50.6%)

Green20 (7.8%)

Blue45 (17.6%)

Hue346.24°

Saturation (HSL)73.15%

Lightness29.22%

Dominant channelRed

Hex per channelR 81 · G 14 · B 2D

Keep nerding

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#81142D

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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