Colour

#8F103D

#8F103D
Red
Dark
Nearest: Brown

#8F103D is a red with RGB values 143, 16, 61 and HSL 339°, 80%, 31%. It is a dark colour, so white text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#8F103D#8F103D

HEX#8F103D

RGBrgb(143, 16, 61)

RGB (0–1)0.5608, 0.0627, 0.2392

RGB percentages56.1%, 6.3%, 23.9%

HSLhsl(338.7, 79.9%, 31.2%)

HSV / HSBhsv(338.7, 88.8%, 56.1%)

CMYK0%, 88.8%, 57.3%, 43.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,375,805

CSS custom property--colour: #8F103D;

Brightness & contrast

Relative luminance0.06547WCAG 2.x, 0 is black and 1 is white

Perceived brightness81.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.09:1

Contrast with white9.09:1WCAG normal text: AAA

Contrast with black2.31:1WCAG normal text: Fail

Greyscale equivalent#2E2E2E

Inverted#70EFC2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#37383Eno red cones; affects about 1% of men; ΔE 52.8 from the original

Deuteranopia#57513Ano green cones; the most common form, about 1% of men; ΔE 53.8 from the original

Tritanopia#9D0026no blue cones; rare, and affects men and women equally; ΔE 18.7 from the original

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

Contrast with white, large text9.09:1WCAG large text: AAA

Contrast with black, large text2.31:1WCAG large text: Fail

Named colours

Brown · ΔE 22.8 Indian red · ΔE 27.1 Maroon · ΔE 29.9 Firebrick · ΔE 30.3 Pale violetred · ΔE 31.6 Dark red · ΔE 32.5

Nearest named CSS colourBrown (#A52A2A)ΔE 22.8, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#108F62

Analogous#8F107C, #8F2310

Triadic#3D8F10, #103D8F

Split complementary#108F23, #107C8F

Tetradic#7D8F10, #108F62, #23108F

Tints, shades & saturation

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

Lighter +40%#F07BA4

Lighter +30%#EB4D85

Lighter +20%#E61F66

Lighter +10%#BD1551

Darker −10%#610B29

Darker −20%#330616

Darker −30%#050102

Darker −40%#000000

More saturated +25%#9F0038

Less saturated −25%#7B2443

Channel breakdown

R143

G16

B61

Red143 (56.1%)

Green16 (6.3%)

Blue61 (23.9%)

Hue338.74°

Saturation (HSL)79.87%

Lightness31.18%

Dominant channelRed

Hex per channelR 8F · G 10 · B 3D

Keep nerding

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#8F103D

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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