Colour
#0A363A
- #0A363A
- Cyan
- Dark
- Nearest: Dark slate grey
#0A363A is a cyan with RGB values 10, 54, 58 and HSL 185°, 71%, 13%. It is a dark colour, so white text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#0A363A#0A363A
HEX#0A363A
RGBrgb(10, 54, 58)
RGB (0–1)0.0392, 0.2118, 0.2275
RGB percentages3.9%, 21.2%, 22.7%
HSLhsl(185, 70.6%, 13.3%)
HSV / HSBhsv(185, 82.8%, 22.7%)
CMYK82.8%, 6.9%, 0%, 77.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer669,242
CSS custom property--colour: #0A363A;
Brightness & contrast
Relative luminance0.03008WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.11:1
Contrast with white13.11:1WCAG normal text: AAA
Contrast with black1.6:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#F5C9C5
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.11:1WCAG large text: AAA
Contrast with black, large text1.6:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3A0E0A
Analogous#0A3A26, #0A1E3A
Triadic#3A0A36, #363A0A
Split complementary#3A0A1E, #3A260A
Tetradic#260A3A, #3A0E0A, #1E3A0A
Tints, shades & saturation
Channel breakdown
R10
G54
B58
Red10 (3.9%)
Green54 (21.2%)
Blue58 (22.7%)
Hue185°
Saturation (HSL)70.59%
Lightness13.33%
Dominant channelBlue
Hex per channelR 0A · G 36 · B 3A
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