Recognised as Colour
#DE3838
- #DE3838
- Red
- Dark
- Nearest: Crimson
#DE3838 is a red with RGB values 222, 56, 56 and HSL 0°, 72%, 55%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Crimson.
Colour values
#DE3838#DE3838
HEX#DE3838
RGBrgb(222, 56, 56)
RGB (0–1)0.8706, 0.2196, 0.2196
RGB percentages87.1%, 22%, 22%
HSLhsl(0, 71.6%, 54.5%)
HSV / HSBhsv(0, 74.8%, 87.1%)
CMYK0%, 74.8%, 74.8%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,563,384
CSS custom property--colour: #DE3838;
Brightness & contrast
Relative luminance0.18643WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.73:1
Contrast with white4.44:1WCAG normal text: Fail
Contrast with black4.73:1WCAG normal text: AA
Greyscale equivalent#5B5B5B
Inverted#21C7C7
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.44:1WCAG large text: AA
Contrast with black, large text4.73:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#38DEDE
Analogous#DE388B, #DE8B38
Triadic#38DE38, #3838DE
Split complementary#38DE8B, #388BDE
Tetradic#8BDE38, #38DEDE, #8B38DE
Tints, shades & saturation
Channel breakdown
R222
G56
B56
Red222 (87.1%)
Green56 (22%)
Blue56 (22%)
Hue0°
Saturation (HSL)71.55%
Lightness54.51%
Dominant channelRed
Hex per channelR DE · G 38 · B 38
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