Colour
#0B4447
- #0B4447
- Cyan
- Dark
- Nearest: Dark slate grey
#0B4447 is a cyan with RGB values 11, 68, 71 and HSL 183°, 73%, 16%. It is a dark colour, so white text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#0B4447#0B4447
HEX#0B4447
RGBrgb(11, 68, 71)
RGB (0–1)0.0431, 0.2667, 0.2784
RGB percentages4.3%, 26.7%, 27.8%
HSLhsl(183, 73.2%, 16.1%)
HSV / HSBhsv(183, 84.5%, 27.8%)
CMYK84.5%, 4.2%, 0%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer738,375
CSS custom property--colour: #0B4447;
Brightness & contrast
Relative luminance0.0466WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.87:1
Contrast with white10.87:1WCAG normal text: AAA
Contrast with black1.93:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#F4BBB8
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.87:1WCAG large text: AAA
Contrast with black, large text1.93:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#470E0B
Analogous#0B472C, #0B2647
Triadic#470B44, #44470B
Split complementary#470B26, #472C0B
Tetradic#2C0B47, #470E0B, #26470B
Tints, shades & saturation
Channel breakdown
R11
G68
B71
Red11 (4.3%)
Green68 (26.7%)
Blue71 (27.8%)
Hue183°
Saturation (HSL)73.17%
Lightness16.08%
Dominant channelBlue
Hex per channelR 0B · G 44 · B 47
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