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Recognised as Colour

#A90052

  • #A90052
  • Red
  • Dark
  • Nearest: Medium violet red

#A90052 is a red with RGB values 169, 0, 82 and HSL 331°, 100%, 33%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Medium violet red.

Colour values

#A90052#A90052
HEX#A90052
RGBrgb(169, 0, 82)
RGB (0–1)0.6627, 0, 0.3216
RGB percentages66.3%, 0%, 32.2%
HSLhsl(330.9, 100%, 33.1%)
HSV / HSBhsv(330.9, 100%, 66.3%)
CMYK0%, 100%, 51.5%, 33.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,075,666
CSS custom property--colour: #A90052;

Brightness & contrast

Relative luminance0.09044WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.48:1
Contrast with white7.48:1WCAG normal text: AAA
Contrast with black2.81:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#56FFAD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3B4253no red cones; affects about 1% of men; ΔE 62.7 from the original
Deuteranopia#645F4Eno green cones; the most common form, about 1% of men; ΔE 63.8 from the original
Tritanopia#B9002Eno blue cones; rare, and affects men and women equally; ΔE 27.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.48:1WCAG large text: AAA
Contrast with black, large text2.81:1WCAG large text: Fail

Named colours

Medium violet red · ΔE 22.3Pale violetred · ΔE 29.7Brown · ΔE 29.9Indian red · ΔE 30.8Deep pink · ΔE 31.3Hot pink · ΔE 32.6
Nearest named CSS colourMedium violet red (#C71585)ΔE 22.33, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#00A957
Analogous#A900A7, #A90300
Triadic#52A900, #0052A9
Split complementary#00A903, #00A6A9
Tetradic#A6A900, #00A957, #0200A9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FF76B8
Lighter +30%#FF439E
Lighter +20%#FF1084
Lighter +10%#DC006B
Darker −10%#760039
Darker −20%#430021
Darker −30%#100008
Darker −40%#000000
More saturated +25%#A90052
Less saturated −25%#941553

Channel breakdown

R169
G0
B82
Red169 (66.3%)
Green0 (0%)
Blue82 (32.2%)
Hue330.89°
Saturation (HSL)100%
Lightness33.14%
Dominant channelRed
Hex per channelR A9 · G 00 · B 52

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Every value on this page was computed from “a90052” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.