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Recognised as Colour

#DD4936

  • #DD4936
  • Red
  • Dark
  • Nearest: Tomato

#DD4936 is a red with RGB values 221, 73, 54 and HSL 7°, 71%, 54%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Tomato.

Colour values

#DD4936#DD4936
HEX#DD4936
RGBrgb(221, 73, 54)
RGB (0–1)0.8667, 0.2863, 0.2118
RGB percentages86.7%, 28.6%, 21.2%
HSLhsl(6.8, 71.1%, 53.9%)
HSV / HSBhsv(6.8, 75.6%, 86.7%)
CMYK0%, 67%, 75.6%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,502,198
CSS custom property--colour: #DD4936;

Brightness & contrast

Relative luminance0.20404WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.08:1
Contrast with white4.13:1WCAG normal text: Fail
Contrast with black5.08:1WCAG normal text: AA
Greyscale equivalent#676767
Inverted#22B6C9

Colour vision & accessibility

Protanopia#736833no red cones; affects about 1% of men; ΔE 61.5 from the original
Deuteranopia#988930no green cones; the most common form, about 1% of men; ΔE 62 from the original
Tritanopia#F31B46no blue cones; rare, and affects men and women equally; ΔE 21.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.13:1WCAG large text: AA
Contrast with black, large text5.08:1WCAG large text: AAA

Named colours

Nearest named CSS colourTomato (#FF6347)ΔE 10.58, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#36CADD
Analogous#DD3677, #DD9D36
Triadic#36DD49, #4936DD
Split complementary#36DD9C, #3677DD
Tetradic#77DD36, #36CADD, #9C36DD

Tints, shades & saturation

Lighter +40%#FBE7E4
Lighter +30%#F3BFB9
Lighter +20%#EC988D
Lighter +10%#E47062
Darker −10%#C03320
Darker −20%#942719
Darker −30%#681C12
Darker −40%#3D100A
More saturated +25%#FA3219
Less saturated −25%#C06053

Channel breakdown

R221
G73
B54
Red221 (86.7%)
Green73 (28.6%)
Blue54 (21.2%)
Hue6.83°
Saturation (HSL)71.06%
Lightness53.92%
Dominant channelRed
Hex per channelR DD · G 49 · B 36

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Every value on this page was computed from “dd4936” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.