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Recognised as Colour

#DC0109

  • #DC0109
  • Red
  • Dark
  • Nearest: Red

#DC0109 is a red with RGB values 220, 1, 9 and HSL 358°, 99%, 43%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#DC0109#DC0109
HEX#DC0109
RGBrgb(220, 1, 9)
RGB (0–1)0.8627, 0.0039, 0.0353
RGB percentages86.3%, 0.4%, 3.5%
HSLhsl(357.8, 99.1%, 43.3%)
HSV / HSBhsv(357.8, 99.5%, 86.3%)
CMYK0%, 99.5%, 95.9%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,418,185
CSS custom property--colour: #DC0109;

Brightness & contrast

Relative luminance0.15257WCAG 2.x, 0 is black and 1 is white
Perceived brightness120.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.18:1
Contrast with white5.18:1WCAG normal text: AA
Contrast with black4.05:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#23FEF6

Colour vision & accessibility

Protanopia#5D5100no red cones; affects about 1% of men; ΔE 77.3 from the original
Deuteranopia#8C7C00no green cones; the most common form, about 1% of men; ΔE 77 from the original
Tritanopia#F3000Eno blue cones; rare, and affects men and women equally; ΔE 8.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.18:1WCAG large text: AAA
Contrast with black, large text4.05:1WCAG large text: AA

Named colours

Nearest named CSS colourRed (#FF0000)ΔE 14.83, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#01DCD4
Analogous#DC0176, #DC6701
Triadic#09DC01, #0109DC
Split complementary#01DC67, #0176DC
Tetradic#77DC01, #01DCD4, #6701DC

Tints, shades & saturation

Lighter +40%#FFAAAD
Lighter +30%#FE787D
Lighter +20%#FE454C
Lighter +10%#FE121B
Darker −10%#A90107
Darker −20%#760105
Darker −30%#440003
Darker −40%#110001
More saturated +25%#DD0008
Less saturated −25%#C01D23

Channel breakdown

R220
G1
B9
Red220 (86.3%)
Green1 (0.4%)
Blue9 (3.5%)
Hue357.81°
Saturation (HSL)99.1%
Lightness43.33%
Dominant channelRed
Hex per channelR DC · G 01 · B 09

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Every value on this page was computed from “dc0109” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.