Recognised as Colour
#0B8B78
- #0B8B78
- Cyan
- Dark
- Nearest: Dark cyan
#0B8B78 is a cyan with RGB values 11, 139, 120 and HSL 171°, 85%, 29%. 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
#0B8B78#0B8B78
HEX#0B8B78
RGBrgb(11, 139, 120)
RGB (0–1)0.0431, 0.5451, 0.4706
RGB percentages4.3%, 54.5%, 47.1%
HSLhsl(171.1, 85.3%, 29.4%)
HSV / HSBhsv(171.1, 92.1%, 54.5%)
CMYK92.1%, 0%, 13.7%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer756,600
CSS custom property--colour: #0B8B78;
Brightness & contrast
Relative luminance0.19892WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.98:1
Contrast with white4.22:1WCAG normal text: Fail
Contrast with black4.98:1WCAG normal text: AA
Greyscale equivalent#6E6E6E
Inverted#F47487
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.22:1WCAG large text: AA
Contrast with black, large text4.98:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#8B0B1E
Analogous#0B8B38, #0B5E8B
Triadic#780B8B, #8B780B
Split complementary#8B0B5E, #8B380B
Tetradic#380B8B, #8B0B1E, #5E8B0B
Tints, shades & saturation
Channel breakdown
R11
G139
B120
Red11 (4.3%)
Green139 (54.5%)
Blue120 (47.1%)
Hue171.09°
Saturation (HSL)85.33%
Lightness29.41%
Dominant channelGreen
Hex per channelR 0B · G 8B · B 78
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