Colour
#F18A17
- #F18A17
- Orange
- Dark
- Nearest: Dark orange
#F18A17 is a orange with RGB values 241, 138, 23 and HSL 32°, 89%, 52%. It is a dark colour, so black text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark orange.
Colour values
#F18A17#F18A17
HEX#F18A17
RGBrgb(241, 138, 23)
RGB (0–1)0.9451, 0.5412, 0.0902
RGB percentages94.5%, 54.1%, 9%
HSLhsl(31.7, 88.6%, 51.8%)
HSV / HSBhsv(31.7, 90.5%, 94.5%)
CMYK0%, 42.7%, 90.5%, 5.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,829,527
CSS custom property--colour: #F18A17;
Brightness & contrast
Relative luminance0.3694WCAG 2.x, 0 is black and 1 is white
Perceived brightness169.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.39:1
Contrast with white2.5:1WCAG normal text: Fail
Contrast with black8.39:1WCAG normal text: AAA
Greyscale equivalent#989898
Inverted#0E75E8
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.5:1WCAG large text: Fail
Contrast with black, large text8.39:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#177EF1
Analogous#F11D17, #EBF117
Triadic#17F18A, #8A17F1
Split complementary#17EBF1, #1D17F1
Tetradic#17F11D, #177EF1, #F117EB
Tints, shades & saturation
Channel breakdown
R241
G138
B23
Red241 (94.5%)
Green138 (54.1%)
Blue23 (9%)
Hue31.65°
Saturation (HSL)88.62%
Lightness51.76%
Dominant channelRed
Hex per channelR F1 · G 8A · B 17
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