Recognised as Colour
#DD2033
- #DD2033
- Red
- Dark
- Nearest: Crimson
#DD2033 is a red with RGB values 221, 32, 51 and HSL 354°, 75%, 50%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Crimson.
Colour values
#DD2033#DD2033
HEX#DD2033
RGBrgb(221, 32, 51)
RGB (0–1)0.8667, 0.1255, 0.2
RGB percentages86.7%, 12.5%, 20%
HSLhsl(354, 74.7%, 49.6%)
HSV / HSBhsv(354, 85.5%, 86.7%)
CMYK0%, 85.5%, 76.9%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,491,699
CSS custom property--colour: #DD2033;
Brightness & contrast
Relative luminance0.16644WCAG 2.x, 0 is black and 1 is white
Perceived brightness124.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.85:1
Contrast with white4.85:1WCAG normal text: AA
Contrast with black4.33:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#22DFCC
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.85:1WCAG large text: AAA
Contrast with black, large text4.33:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#20DDCA
Analogous#DD2092, #DD6C20
Triadic#33DD20, #2033DD
Split complementary#20DD6C, #2092DD
Tetradic#92DD20, #20DDCA, #6C20DD
Tints, shades & saturation
Channel breakdown
R221
G32
B51
Red221 (86.7%)
Green32 (12.5%)
Blue51 (20%)
Hue353.97°
Saturation (HSL)74.7%
Lightness49.61%
Dominant channelRed
Hex per channelR DD · G 20 · B 33
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