Recognised as Colour

#57282A

#57282A
Red
Dark
Nearest: Dim grey

#57282A is a red with RGB values 87, 40, 42 and HSL 357°, 37%, 25%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#57282A#57282A

HEX#57282A

RGBrgb(87, 40, 42)

RGB (0–1)0.3412, 0.1569, 0.1647

RGB percentages34.1%, 15.7%, 16.5%

HSLhsl(357.4, 37%, 24.9%)

HSV / HSBhsv(357.4, 54%, 34.1%)

CMYK0%, 54%, 51.7%, 65.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,711,914

CSS custom property--colour: #57282A;

Brightness & contrast

Relative luminance0.03711WCAG 2.x, 0 is black and 1 is white

Perceived brightness58.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.05:1

Contrast with white12.05:1WCAG normal text: AAA

Contrast with black1.74:1WCAG normal text: Fail

Greyscale equivalent#323232

Inverted#A8D7D5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#32302Ano red cones; affects about 1% of men; ΔE 23 from the original

Deuteranopia#3E3A29no green cones; the most common form, about 1% of men; ΔE 23.6 from the original

Tritanopia#5F2229no blue cones; rare, and affects men and women equally; ΔE 6.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.05:1WCAG large text: AAA

Contrast with black, large text1.74:1WCAG large text: Fail

Named colours

Dim grey · ΔE 32.1 Black · ΔE 32.8 Sienna · ΔE 34.9 Saddle brown · ΔE 35.7 Dark slate grey · ΔE 36.9 Brown · ΔE 38.3

Nearest named CSS colourDim grey (#696969)ΔE 32.09, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#285755

Analogous#572842, #573D28

Triadic#2A5728, #282A57

Split complementary#28573D, #284257

Tetradic#425728, #285755, #3D2857

Tints, shades & saturation

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

Lighter +40%#C78487

Lighter +30%#B76165

Lighter +20%#9D484C

Lighter +10%#7A383B

Darker −10%#341819

Darker −20%#110808

Darker −30%#000000

Darker −40%#000000

More saturated +25%#67181B

Less saturated −25%#473839

Channel breakdown

R87

G40

B42

Red87 (34.1%)

Green40 (15.7%)

Blue42 (16.5%)

Hue357.45°

Saturation (HSL)37.01%

Lightness24.9%

Dominant channelRed

Hex per channelR 57 · G 28 · B 2A

Keep nerding

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

#57282A

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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