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Recognised as Colour

#A70B57

  • #A70B57
  • Red
  • Dark
  • Nearest: Medium violet red

#A70B57 is a red with RGB values 167, 11, 87 and HSL 331°, 88%, 35%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Medium violet red.

Colour values

#A70B57#A70B57
HEX#A70B57
RGBrgb(167, 11, 87)
RGB (0–1)0.6549, 0.0431, 0.3412
RGB percentages65.5%, 4.3%, 34.1%
HSLhsl(330.8, 87.6%, 34.9%)
HSV / HSBhsv(330.8, 93.4%, 65.5%)
CMYK0%, 93.4%, 47.9%, 34.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,947,415
CSS custom property--colour: #A70B57;

Brightness & contrast

Relative luminance0.09143WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.42:1
Contrast with white7.42:1WCAG normal text: AAA
Contrast with black2.83:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#58F4A8

Colour vision & accessibility

Protanopia#3A4358no red cones; affects about 1% of men; ΔE 60.8 from the original
Deuteranopia#625F54no green cones; the most common form, about 1% of men; ΔE 62.1 from the original
Tritanopia#B60033no blue cones; rare, and affects men and women equally; ΔE 26.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.42:1WCAG large text: AAA
Contrast with black, large text2.83:1WCAG large text: Fail

Named colours

Nearest named CSS colourMedium violet red (#C71585)ΔE 20.48, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#0BA75B
Analogous#A70BA5, #A70D0B
Triadic#57A70B, #0B57A7
Split complementary#0BA70D, #0BA5A7
Tetradic#A5A70B, #0BA75B, #0D0BA7

Tints, shades & saturation

Lighter +40%#F787BE
Lighter +30%#F457A3
Lighter +20%#F12789
Lighter +10%#D70E70
Darker −10%#77083E
Darker −20%#470525
Darker −30%#17020C
Darker −40%#000000
More saturated +25%#B20057
Less saturated −25%#912158

Channel breakdown

R167
G11
B87
Red167 (65.5%)
Green11 (4.3%)
Blue87 (34.1%)
Hue330.77°
Saturation (HSL)87.64%
Lightness34.9%
Dominant channelRed
Hex per channelR A7 · G 0B · B 57

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Every value on this page was computed from “a70b57” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.