Colour

#57132F

#57132F
Red
Dark
Nearest: Black

#57132F is a red with RGB values 87, 19, 47 and HSL 335°, 64%, 21%. It is a dark colour, so white text on it reaches 13.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#57132F#57132F

HEX#57132F

RGBrgb(87, 19, 47)

RGB (0–1)0.3412, 0.0745, 0.1843

RGB percentages34.1%, 7.5%, 18.4%

HSLhsl(335.3, 64.2%, 20.8%)

HSV / HSBhsv(335.3, 78.2%, 34.1%)

CMYK0%, 78.2%, 46%, 65.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,706,543

CSS custom property--colour: #57132F;

Brightness & contrast

Relative luminance0.02697WCAG 2.x, 0 is black and 1 is white

Perceived brightness52.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.64:1

Contrast with white13.64:1WCAG normal text: AAA

Contrast with black1.54:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#A8ECD0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#212530no red cones; affects about 1% of men; ΔE 33.1 from the original

Deuteranopia#34322Dno green cones; the most common form, about 1% of men; ΔE 33.7 from the original

Tritanopia#5F091Fno blue cones; rare, and affects men and women equally; ΔE 12.6 from the original

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

Contrast with white, large text13.64:1WCAG large text: AAA

Contrast with black, large text1.54:1WCAG large text: Fail

Named colours

Black · ΔE 38.2 Brown · ΔE 39.6 Maroon · ΔE 41.5 Dim grey · ΔE 42 Indian red · ΔE 42.8 Pale violetred · ΔE 43.5

Nearest named CSS colourBlack (#000000)ΔE 38.2, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#13573B

Analogous#571351, #571913

Triadic#2F5713, #132F57

Split complementary#135719, #135157

Tetradic#515713, #13573B, #191357

Tints, shades & saturation

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

Lighter +40%#DB5B90

Lighter +30%#D23173

Lighter +20%#AB255C

Lighter +10%#811C46

Darker −10%#2D0A18

Darker −20%#030102

Darker −30%#000000

Darker −40%#000000

More saturated +25%#64062D

Less saturated −25%#4A2031

Channel breakdown

R87

G19

B47

Red87 (34.1%)

Green19 (7.5%)

Blue47 (18.4%)

Hue335.29°

Saturation (HSL)64.15%

Lightness20.78%

Dominant channelRed

Hex per channelR 57 · G 13 · B 2F

Keep nerding

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#57132F

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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