Recognised as Colour

#810F04

#810F04
Red
Dark
Nearest: Maroon

#810F04 is a red with RGB values 129, 15, 4 and HSL 5°, 94%, 26%. It is a dark colour, so white text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Maroon.

Colour values

#810F04#810F04

HEX#810F04

RGBrgb(129, 15, 4)

RGB (0–1)0.5059, 0.0588, 0.0157

RGB percentages50.6%, 5.9%, 1.6%

HSLhsl(5.3, 94%, 26.1%)

HSV / HSBhsv(5.3, 96.9%, 50.6%)

CMYK0%, 88.4%, 96.9%, 49.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,457,988

CSS custom property--colour: #810F04;

Brightness & contrast

Relative luminance0.05018WCAG 2.x, 0 is black and 1 is white

Perceived brightness71.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.48:1

Contrast with white10.48:1WCAG normal text: AAA

Contrast with black2:1WCAG normal text: Fail

Greyscale equivalent#262626

Inverted#7EF0FB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#373001no red cones; affects about 1% of men; ΔE 49.8 from the original

Deuteranopia#524800no green cones; the most common form, about 1% of men; ΔE 49.2 from the original

Tritanopia#8F000Fno blue cones; rare, and affects men and women equally; ΔE 7.3 from the original

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

Contrast with white, large text10.48:1WCAG large text: AAA

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

Named colours

Maroon · ΔE 2.8 Dark red · ΔE 6.7 Brown · ΔE 13.5 Firebrick · ΔE 16.1 Saddle brown · ΔE 22.1 Sienna · ΔE 23.6

Nearest named CSS colourMaroon (#800000)ΔE 2.84, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#047681

Analogous#810438, #814D04

Triadic#04810F, #0F0481

Split complementary#04814D, #043881

Tetradic#388104, #047681, #4D0481

Tints, shades & saturation

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

Lighter +40%#FA6657

Lighter +30%#F83826

Lighter +20%#E41B07

Lighter +10%#B21506

Darker −10%#500902

Darker −20%#1E0301

Darker −30%#000000

Darker −40%#000000

More saturated +25%#850C00

Less saturated −25%#701D15

Channel breakdown

R129

G15

Red129 (50.6%)

Green15 (5.9%)

Blue4 (1.6%)

Hue5.28°

Saturation (HSL)93.98%

Lightness26.08%

Dominant channelRed

Hex per channelR 81 · G 0F · B 04

Keep nerding

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#810F04

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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