Recognised as Colour
#1F866E
- #1F866E
- Cyan
- Dark
- Nearest: Dark cyan
#1F866E is a cyan with RGB values 31, 134, 110 and HSL 166°, 62%, 32%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#1F866E#1F866E
HEX#1F866E
RGBrgb(31, 134, 110)
RGB (0–1)0.1216, 0.5255, 0.4314
RGB percentages12.2%, 52.5%, 43.1%
HSLhsl(166, 62.4%, 32.4%)
HSV / HSBhsv(166, 76.9%, 52.5%)
CMYK76.9%, 0%, 17.9%, 47.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,066,030
CSS custom property--colour: #1F866E;
Brightness & contrast
Relative luminance0.18467WCAG 2.x, 0 is black and 1 is white
Perceived brightness110.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.69:1
Contrast with white4.47:1WCAG normal text: Fail
Contrast with black4.69:1WCAG normal text: AA
Greyscale equivalent#6E6E6E
Inverted#E07991
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.47:1WCAG large text: AA
Contrast with black, large text4.69:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#861F37
Analogous#1F863B, #1F6A86
Triadic#6E1F86, #866E1F
Split complementary#861F6A, #863B1F
Tetradic#3B1F86, #861F37, #6A861F
Tints, shades & saturation
Channel breakdown
R31
G134
B110
Red31 (12.2%)
Green134 (52.5%)
Blue110 (43.1%)
Hue166.02°
Saturation (HSL)62.42%
Lightness32.35%
Dominant channelGreen
Hex per channelR 1F · G 86 · B 6E
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