Recognised as Colour
#EC0439
- #EC0439
- Red
- Dark
- Nearest: Crimson
#EC0439 is a red with RGB values 236, 4, 57 and HSL 346°, 97%, 47%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Crimson.
Colour values
#EC0439#EC0439
HEX#EC0439
RGBrgb(236, 4, 57)
RGB (0–1)0.9255, 0.0157, 0.2235
RGB percentages92.5%, 1.6%, 22.4%
HSLhsl(346.3, 96.7%, 47.1%)
HSV / HSBhsv(346.3, 98.3%, 92.5%)
CMYK0%, 98.3%, 75.8%, 7.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,467,577
CSS custom property--colour: #EC0439;
Brightness & contrast
Relative luminance0.18215WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.64:1
Contrast with white4.52:1WCAG normal text: AA
Contrast with black4.64:1WCAG normal text: AA
Greyscale equivalent#393939
Inverted#13FBC6
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.52:1WCAG large text: AAA
Contrast with black, large text4.64:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#04ECB7
Analogous#EC04AD, #EC4304
Triadic#39EC04, #0439EC
Split complementary#04EC43, #04ADEC
Tetradic#ADEC04, #04ECB7, #4304EC
Tints, shades & saturation
Channel breakdown
R236
G4
B57
Red236 (92.5%)
Green4 (1.6%)
Blue57 (22.4%)
Hue346.29°
Saturation (HSL)96.67%
Lightness47.06%
Dominant channelRed
Hex per channelR EC · G 04 · B 39
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