Colour
#0A100D
- #0A100D
- Cyan
- Dark
- Nearest: Black
#0A100D is a cyan with RGB values 10, 16, 13 and HSL 150°, 23%, 5%. It is a dark colour, so white text on it reaches 19.2:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#0A100D#0A100D
HEX#0A100D
RGBrgb(10, 16, 13)
RGB (0–1)0.0392, 0.0627, 0.051
RGB percentages3.9%, 6.3%, 5.1%
HSLhsl(150, 23.1%, 5.1%)
HSV / HSBhsv(150, 37.5%, 6.3%)
CMYK37.5%, 0%, 18.7%, 93.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer659,469
CSS custom property--colour: #0A100D;
Brightness & contrast
Relative luminance0.00464WCAG 2.x, 0 is black and 1 is white
Perceived brightness14.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.22:1
Contrast with white19.22:1WCAG normal text: AAA
Contrast with black1.09:1WCAG normal text: Fail
Greyscale equivalent#0F0F0F
Inverted#F5EFF2
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.22:1WCAG large text: AAA
Contrast with black, large text1.09:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#100A0D
Analogous#0A100A, #0A1010
Triadic#0D0A10, #100D0A
Split complementary#100A10, #100A0A
Tetradic#0A0A10, #100A0D, #10100A
Tints, shades & saturation
Channel breakdown
R10
G16
B13
Red10 (3.9%)
Green16 (6.3%)
Blue13 (5.1%)
Hue150°
Saturation (HSL)23.08%
Lightness5.1%
Dominant channelGreen
Hex per channelR 0A · G 10 · B 0D
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