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Recognised as Colour

#AB5857

  • #AB5857
  • Red
  • Dark
  • Nearest: Indian red

#AB5857 is a red with RGB values 171, 88, 87 and HSL 1°, 33%, 51%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#AB5857#AB5857
HEX#AB5857
RGBrgb(171, 88, 87)
RGB (0–1)0.6706, 0.3451, 0.3412
RGB percentages67.1%, 34.5%, 34.1%
HSLhsl(0.7, 33.3%, 50.6%)
HSV / HSBhsv(0.7, 49.1%, 67.1%)
CMYK0%, 48.5%, 49.1%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,229,271
CSS custom property--colour: #AB5857;

Brightness & contrast

Relative luminance0.16325WCAG 2.x, 0 is black and 1 is white
Perceived brightness119 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.92:1
Contrast with white4.92:1WCAG normal text: AA
Contrast with black4.27:1WCAG normal text: Fail
Greyscale equivalent#6A6A6A
Inverted#54A7A8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6A6656no red cones; affects about 1% of men; ΔE 36 from the original
Deuteranopia#7F7755no green cones; the most common form, about 1% of men; ΔE 36.6 from the original
Tritanopia#B94C58no blue cones; rare, and affects men and women equally; ΔE 11.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.92:1WCAG large text: AAA
Contrast with black, large text4.27:1WCAG large text: AA

Named colours

Indian red · ΔE 13.9Sienna · ΔE 20.3Light coral · ΔE 21.1Brown · ΔE 23.6Pale violetred · ΔE 23.7Rosy brown · ΔE 25.2
Nearest named CSS colourIndian red (#CD5C5C)ΔE 13.95, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#57AAAB
Analogous#AB5780, #AB8257
Triadic#57AB58, #5857AB
Split complementary#57AB82, #5780AB
Tetradic#80AB57, #57AAAB, #8257AB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFDFDF
Lighter +30%#DEBDBD
Lighter +20%#CD9C9B
Lighter +10%#BC7A79
Darker −10%#8A4645
Darker −20%#683534
Darker −30%#462323
Darker −40%#241212
More saturated +25%#CB3938
Less saturated −25%#8B7777

Channel breakdown

R171
G88
B87
Red171 (67.1%)
Green88 (34.5%)
Blue87 (34.1%)
Hue0.71°
Saturation (HSL)33.33%
Lightness50.59%
Dominant channelRed
Hex per channelR AB · G 58 · B 57

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Every value on this page was computed from “ab5857” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.