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Recognised as Colour

#A0104A

  • #A0104A
  • Red
  • Dark
  • Nearest: Brown

#A0104A is a red with RGB values 160, 16, 74 and HSL 336°, 82%, 35%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#A0104A#A0104A
HEX#A0104A
RGBrgb(160, 16, 74)
RGB (0–1)0.6275, 0.0627, 0.2902
RGB percentages62.7%, 6.3%, 29%
HSLhsl(335.8, 81.8%, 34.5%)
HSV / HSBhsv(335.8, 90%, 62.7%)
CMYK0%, 90%, 53.7%, 37.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,489,930
CSS custom property--colour: #A0104A;

Brightness & contrast

Relative luminance0.08339WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.87:1
Contrast with white7.87:1WCAG normal text: AAA
Contrast with black2.67:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#5FEFB5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3C404Bno red cones; affects about 1% of men; ΔE 58.2 from the original
Deuteranopia#605B47no green cones; the most common form, about 1% of men; ΔE 59.2 from the original
Tritanopia#AF002Dno blue cones; rare, and affects men and women equally; ΔE 22.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.87:1WCAG large text: AAA
Contrast with black, large text2.67:1WCAG large text: Fail

Named colours

Brown · ΔE 25.5Indian red · ΔE 27.4Medium violet red · ΔE 27.5Pale violetred · ΔE 29Firebrick · ΔE 31.7Crimson · ΔE 33
Nearest named CSS colourBrown (#A52A2A)ΔE 25.5, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#10A066
Analogous#A01092, #A01E10
Triadic#4AA010, #104AA0
Split complementary#10A01E, #1092A0
Tetradic#92A010, #10A066, #1E10A0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F389B4
Lighter +30%#EF5A96
Lighter +20%#EA2C79
Lighter +10%#CE155F
Darker −10%#720B35
Darker −20%#43071F
Darker −30%#15020A
Darker −40%#000000
More saturated +25%#B00047
Less saturated −25%#8A264E

Channel breakdown

R160
G16
B74
Red160 (62.7%)
Green16 (6.3%)
Blue74 (29%)
Hue335.83°
Saturation (HSL)81.82%
Lightness34.51%
Dominant channelRed
Hex per channelR A0 · G 10 · B 4A

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Every value on this page was computed from “a0104a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.