Colour

#871B44

#871B44
Red
Dark
Nearest: Brown

#871B44 is a red with RGB values 135, 27, 68 and HSL 337°, 67%, 32%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#871B44#871B44

HEX#871B44

RGBrgb(135, 27, 68)

RGB (0–1)0.5294, 0.1059, 0.2667

RGB percentages52.9%, 10.6%, 26.7%

HSLhsl(337.2, 66.7%, 31.8%)

HSV / HSBhsv(337.2, 80%, 52.9%)

CMYK0%, 80%, 49.6%, 47.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,854,340

CSS custom property--colour: #871B44;

Brightness & contrast

Relative luminance0.06352WCAG 2.x, 0 is black and 1 is white

Perceived brightness80 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.25:1

Contrast with white9.25:1WCAG normal text: AAA

Contrast with black2.27:1WCAG normal text: Fail

Greyscale equivalent#353535

Inverted#78E4BB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#363A45no red cones; affects about 1% of men; ΔE 47.7 from the original

Deuteranopia#524F41no green cones; the most common form, about 1% of men; ΔE 49.2 from the original

Tritanopia#93002Dno blue cones; rare, and affects men and women equally; ΔE 17.4 from the original

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

Contrast with white, large text9.25:1WCAG large text: AAA

Contrast with black, large text2.27:1WCAG large text: Fail

Named colours

Brown · ΔE 28.3 Indian red · ΔE 29.9 Pale violetred · ΔE 30.5 Medium violet red · ΔE 33.4 Maroon · ΔE 35.1 Firebrick · ΔE 36.5

Nearest named CSS colourBrown (#A52A2A)ΔE 28.28, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1B875E

Analogous#871B7A, #87281B

Triadic#44871B, #1B4487

Split complementary#1B8728, #1B7A87

Tetradic#7A871B, #1B875E, #281B87

Tints, shades & saturation

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

Lighter +40%#E787AB

Lighter +30%#DF5D8E

Lighter +20%#D63270

Lighter +10%#B22359

Darker −10%#5D122F

Darker −20%#320A19

Darker −30%#070104

Darker −40%#000000

More saturated +25%#9B073F

Less saturated −25%#732F49

Channel breakdown

R135

G27

B68

Red135 (52.9%)

Green27 (10.6%)

Blue68 (26.7%)

Hue337.22°

Saturation (HSL)66.67%

Lightness31.76%

Dominant channelRed

Hex per channelR 87 · G 1B · B 44

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#871B44

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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