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Recognised as Colour

#A65251

  • #A65251
  • Red
  • Dark
  • Nearest: Indian red

#A65251 is a red with RGB values 166, 82, 81 and HSL 1°, 34%, 48%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#A65251#A65251
HEX#A65251
RGBrgb(166, 82, 81)
RGB (0–1)0.651, 0.3216, 0.3176
RGB percentages65.1%, 32.2%, 31.8%
HSLhsl(0.7, 34.4%, 48.4%)
HSV / HSBhsv(0.7, 51.2%, 65.1%)
CMYK0%, 50.6%, 51.2%, 34.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,900,049
CSS custom property--colour: #A65251;

Brightness & contrast

Relative luminance0.14736WCAG 2.x, 0 is black and 1 is white
Perceived brightness113.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.32:1
Contrast with white5.32:1WCAG normal text: AA
Contrast with black3.95:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#59ADAE

Colour vision & accessibility

Protanopia#656050no red cones; affects about 1% of men; ΔE 36.4 from the original
Deuteranopia#7A724Fno green cones; the most common form, about 1% of men; ΔE 37.4 from the original
Tritanopia#B44652no blue cones; rare, and affects men and women equally; ΔE 11.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.32:1WCAG large text: AAA
Contrast with black, large text3.95:1WCAG large text: AA

Named colours

Nearest named CSS colourIndian red (#CD5C5C)ΔE 14.25, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#51A5A6
Analogous#A6517B, #A67C51
Triadic#51A652, #5251A6
Split complementary#51A67D, #517AA6
Tetradic#7AA651, #51A5A6, #7D51A6

Tints, shades & saturation

Lighter +40%#ECD8D7
Lighter +30%#DBB6B5
Lighter +20%#CA9393
Lighter +10%#B97171
Darker −10%#844140
Darker −20%#613030
Darker −30%#3F1F1F
Darker −40%#1D0E0E
More saturated +25%#C53432
Less saturated −25%#877070

Channel breakdown

R166
G82
B81
Red166 (65.1%)
Green82 (32.2%)
Blue81 (31.8%)
Hue0.71°
Saturation (HSL)34.41%
Lightness48.43%
Dominant channelRed
Hex per channelR A6 · G 52 · B 51

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Every value on this page was computed from “a65251” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.