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Recognised as Colour

#A3004C

  • #A3004C
  • Red
  • Dark
  • Nearest: Medium violet red

#A3004C is a red with RGB values 163, 0, 76 and HSL 332°, 100%, 32%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Medium violet red.

Colour values

#A3004C#A3004C
HEX#A3004C
RGBrgb(163, 0, 76)
RGB (0–1)0.6392, 0, 0.298
RGB percentages63.9%, 0%, 29.8%
HSLhsl(332, 100%, 32%)
HSV / HSBhsv(332, 100%, 63.9%)
CMYK0%, 100%, 53.4%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,682,444
CSS custom property--colour: #A3004C;

Brightness & contrast

Relative luminance0.08308WCAG 2.x, 0 is black and 1 is white
Perceived brightness92.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.89:1
Contrast with white7.89:1WCAG normal text: AAA
Contrast with black2.66:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#5CFFB3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#393F4Dno red cones; affects about 1% of men; ΔE 61.3 from the original
Deuteranopia#605C48no green cones; the most common form, about 1% of men; ΔE 62.8 from the original
Tritanopia#B2002Bno blue cones; rare, and affects men and women equally; ΔE 25.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.89:1WCAG large text: AAA
Contrast with black, large text2.66:1WCAG large text: Fail

Named colours

Medium violet red · ΔE 25Brown · ΔE 27.8Indian red · ΔE 29.7Pale violetred · ΔE 30.2Crimson · ΔE 32.9Firebrick · ΔE 33.2
Nearest named CSS colourMedium violet red (#C71585)ΔE 25.03, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#00A357
Analogous#A3009D, #A30600
Triadic#4CA300, #004CA3
Split complementary#00A306, #009DA3
Tetradic#9DA300, #00A357, #0600A3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FF70B3
Lighter +30%#FF3D97
Lighter +20%#FF0A7C
Lighter +10%#D60064
Darker −10%#700034
Darker −20%#3D001C
Darker −30%#0A0005
Darker −40%#000000
More saturated +25%#A3004C
Less saturated −25%#8F144D

Channel breakdown

R163
G0
B76
Red163 (63.9%)
Green0 (0%)
Blue76 (29.8%)
Hue332.02°
Saturation (HSL)100%
Lightness31.96%
Dominant channelRed
Hex per channelR A3 · G 00 · B 4C

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Every value on this page was computed from “a3004c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.