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Recognised as Colour

#A57F91

  • #A57F91
  • Red
  • Dark
  • Nearest: Rosy brown

#A57F91 is a red with RGB values 165, 127, 145 and HSL 332°, 17%, 57%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Rosy brown.

Colour values

#A57F91#A57F91
HEX#A57F91
RGBrgb(165, 127, 145)
RGB (0–1)0.6471, 0.498, 0.5686
RGB percentages64.7%, 49.8%, 56.9%
HSLhsl(331.6, 17.4%, 57.3%)
HSV / HSBhsv(331.6, 23%, 64.7%)
CMYK0%, 23%, 12.1%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,846,097
CSS custom property--colour: #A57F91;

Brightness & contrast

Relative luminance0.25222WCAG 2.x, 0 is black and 1 is white
Perceived brightness141.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.04:1
Contrast with white3.47:1WCAG normal text: Fail
Contrast with black6.04:1WCAG normal text: AA
Greyscale equivalent#888888
Inverted#5A806E

Colour vision & accessibility

Protanopia#828692no red cones; affects about 1% of men; ΔE 16.9 from the original
Deuteranopia#8B8C90no green cones; the most common form, about 1% of men; ΔE 17.3 from the original
Tritanopia#AB7E85no blue cones; rare, and affects men and women equally; ΔE 7.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.47:1WCAG large text: AA
Contrast with black, large text6.04:1WCAG large text: AAA

Named colours

Nearest named CSS colourRosy brown (#BC8F8F)ΔE 12.37, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#7FA593
Analogous#A57FA4, #A5807F
Triadic#91A57F, #7F91A5
Split complementary#7FA580, #7FA4A5
Tetradic#A4A57F, #7FA593, #807FA5

Tints, shades & saturation

Lighter +40%#F9F7F8
Lighter +30%#E4D9DE
Lighter +20%#CFBBC4
Lighter +10%#BA9DAB
Darker −10%#8E6377
Darker −20%#704E5E
Darker −30%#523945
Darker −40%#34242C
More saturated +25%#C06490
Less saturated −25%#929292

Channel breakdown

R165
G127
B145
Red165 (64.7%)
Green127 (49.8%)
Blue145 (56.9%)
Hue331.58°
Saturation (HSL)17.43%
Lightness57.25%
Dominant channelRed
Hex per channelR A5 · G 7F · B 91

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Every value on this page was computed from “a57f91” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.