Colour
#001511
- #001511
- Cyan
- Dark
- Nearest: Black
#001511 is a cyan with RGB values 0, 21, 17 and HSL 169°, 100%, 4%. It is a dark colour, so white text on it reaches 18.8:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#001511#001511
HEX#001511
RGBrgb(0, 21, 17)
RGB (0–1)0, 0.0824, 0.0667
RGB percentages0%, 8.2%, 6.7%
HSLhsl(168.6, 100%, 4.1%)
HSV / HSBhsv(168.6, 100%, 8.2%)
CMYK100%, 0%, 19%, 91.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,393
CSS custom property--colour: #001511;
Brightness & contrast
Relative luminance0.00577WCAG 2.x, 0 is black and 1 is white
Perceived brightness17.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.83:1
Contrast with white18.83:1WCAG normal text: AAA
Contrast with black1.12:1WCAG normal text: Fail
Greyscale equivalent#101010
Inverted#FFEAEE
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.83:1WCAG large text: AAA
Contrast with black, large text1.12:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#150004
Analogous#001506, #000E15
Triadic#110015, #151100
Split complementary#15000E, #150600
Tetradic#060015, #150004, #0E1500
Tints, shades & saturation
Channel breakdown
R0
G21
B17
Red0 (0%)
Green21 (8.2%)
Blue17 (6.7%)
Hue168.57°
Saturation (HSL)100%
Lightness4.12%
Dominant channelGreen
Hex per channelR 00 · G 15 · B 11
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