Colour

#7A181A

#7A181A
Red
Dark
Nearest: Maroon

#7A181A is a red with RGB values 122, 24, 26 and HSL 359°, 67%, 29%. It is a dark colour, so white text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Maroon.

Colour values

#7A181A#7A181A

HEX#7A181A

RGBrgb(122, 24, 26)

RGB (0–1)0.4784, 0.0941, 0.102

RGB percentages47.8%, 9.4%, 10.2%

HSLhsl(358.8, 67.1%, 28.6%)

HSV / HSBhsv(358.8, 80.3%, 47.8%)

CMYK0%, 80.3%, 78.7%, 52.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,001,562

CSS custom property--colour: #7A181A;

Brightness & contrast

Relative luminance0.04865WCAG 2.x, 0 is black and 1 is white

Perceived brightness69.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.64:1

Contrast with white10.64:1WCAG normal text: AAA

Contrast with black1.97:1WCAG normal text: Fail

Greyscale equivalent#2D2D2D

Inverted#85E7E5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#363119no red cones; affects about 1% of men; ΔE 44.7 from the original

Deuteranopia#4E4616no green cones; the most common form, about 1% of men; ΔE 44.9 from the original

Tritanopia#87001Ano blue cones; rare, and affects men and women equally; ΔE 9.4 from the original

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

Contrast with white, large text10.64:1WCAG large text: AAA

Contrast with black, large text1.97:1WCAG large text: Fail

Named colours

Maroon · ΔE 14.3 Brown · ΔE 14.8 Dark red · ΔE 18.6 Firebrick · ΔE 22.9 Sienna · ΔE 23.5 Saddle brown · ΔE 24.3

Nearest named CSS colourMaroon (#800000)ΔE 14.29, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#187A78

Analogous#7A184B, #7A4718

Triadic#1A7A18, #181A7A

Split complementary#187A47, #184B7A

Tetradic#4B7A18, #187A78, #47187A

Tints, shades & saturation

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

Lighter +40%#E5797B

Lighter +30%#DC4F52

Lighter +20%#CF292C

Lighter +10%#A52023

Darker −10%#4F1011

Darker −20%#250708

Darker −30%#000000

Darker −40%#000000

More saturated +25%#8C0608

Less saturated −25%#682A2C

Channel breakdown

R122

G24

B26

Red122 (47.8%)

Green24 (9.4%)

Blue26 (10.2%)

Hue358.78°

Saturation (HSL)67.12%

Lightness28.63%

Dominant channelRed

Hex per channelR 7A · G 18 · B 1A

Keep nerding

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#7A181A

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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