Recognised as Colour
#E23517
- #E23517
- Red
- Dark
- Nearest: Orange red
#E23517 is a red with RGB values 226, 53, 23 and HSL 9°, 82%, 49%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Orange red.
Colour values
#E23517#E23517
HEX#E23517
RGBrgb(226, 53, 23)
RGB (0–1)0.8863, 0.2078, 0.0902
RGB percentages88.6%, 20.8%, 9%
HSLhsl(8.9, 81.5%, 48.8%)
HSV / HSBhsv(8.9, 89.8%, 88.6%)
CMYK0%, 76.5%, 89.8%, 11.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,824,727
CSS custom property--colour: #E23517;
Brightness & contrast
Relative luminance0.18777WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.76:1
Contrast with white4.42:1WCAG normal text: Fail
Contrast with black4.76:1WCAG normal text: AA
Greyscale equivalent#585858
Inverted#1DCAE8
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.42:1WCAG large text: AA
Contrast with black, large text4.76:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#17C4E2
Analogous#E2175E, #E29B17
Triadic#17E235, #3517E2
Split complementary#17E29B, #175EE2
Tetradic#5EE217, #17C4E2, #9B17E2
Tints, shades & saturation
Channel breakdown
R226
G53
B23
Red226 (88.6%)
Green53 (20.8%)
Blue23 (9%)
Hue8.87°
Saturation (HSL)81.53%
Lightness48.82%
Dominant channelRed
Hex per channelR E2 · G 35 · B 17
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