Colour
#308C85
- #308C85
- Cyan
- Dark
- Nearest: Dark cyan
#308C85 is a cyan with RGB values 48, 140, 133 and HSL 175°, 49%, 37%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#308C85#308C85
HEX#308C85
RGBrgb(48, 140, 133)
RGB (0–1)0.1882, 0.549, 0.5216
RGB percentages18.8%, 54.9%, 52.2%
HSLhsl(175.4, 48.9%, 36.9%)
HSV / HSBhsv(175.4, 65.7%, 54.9%)
CMYK65.7%, 0%, 5%, 45.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,181,701
CSS custom property--colour: #308C85;
Brightness & contrast
Relative luminance0.21078WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.22:1
Contrast with white4.03:1WCAG normal text: Fail
Contrast with black5.22:1WCAG normal text: AA
Greyscale equivalent#787878
Inverted#CF737A
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.03:1WCAG large text: AA
Contrast with black, large text5.22:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#8C3037
Analogous#308C57, #30658C
Triadic#85308C, #8C8530
Split complementary#8C3065, #8C5730
Tetradic#57308C, #8C3037, #658C30
Tints, shades & saturation
Channel breakdown
R48
G140
B133
Red48 (18.8%)
Green140 (54.9%)
Blue133 (52.2%)
Hue175.43°
Saturation (HSL)48.94%
Lightness36.86%
Dominant channelGreen
Hex per channelR 30 · G 8C · B 85
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