Recognised as Colour
#308A77
- #308A77
- Cyan
- Dark
- Nearest: Dark cyan
#308A77 is a cyan with RGB values 48, 138, 119 and HSL 167°, 48%, 36%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#308A77#308A77
HEX#308A77
RGBrgb(48, 138, 119)
RGB (0–1)0.1882, 0.5412, 0.4667
RGB percentages18.8%, 54.1%, 46.7%
HSLhsl(167.3, 48.4%, 36.5%)
HSV / HSBhsv(167.3, 65.2%, 54.1%)
CMYK65.2%, 0%, 13.8%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,181,175
CSS custom property--colour: #308A77;
Brightness & contrast
Relative luminance0.20137WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.03:1
Contrast with white4.18:1WCAG normal text: Fail
Contrast with black5.03:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#CF7588
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.18:1WCAG large text: AA
Contrast with black, large text5.03:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#8A3043
Analogous#308A4A, #30708A
Triadic#77308A, #8A7730
Split complementary#8A3070, #8A4A30
Tetradic#4A308A, #8A3043, #708A30
Tints, shades & saturation
Channel breakdown
R48
G138
B119
Red48 (18.8%)
Green138 (54.1%)
Blue119 (46.7%)
Hue167.33°
Saturation (HSL)48.39%
Lightness36.47%
Dominant channelGreen
Hex per channelR 30 · G 8A · B 77
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