Colour
#154C4B
- #154C4B
- Cyan
- Dark
- Nearest: Dark slate grey
#154C4B is a cyan with RGB values 21, 76, 75 and HSL 179°, 57%, 19%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#154C4B#154C4B
HEX#154C4B
RGBrgb(21, 76, 75)
RGB (0–1)0.0824, 0.298, 0.2941
RGB percentages8.2%, 29.8%, 29.4%
HSLhsl(178.9, 56.7%, 19%)
HSV / HSBhsv(178.9, 72.4%, 29.8%)
CMYK72.4%, 0%, 1.3%, 70.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,395,787
CSS custom property--colour: #154C4B;
Brightness & contrast
Relative luminance0.05836WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.69:1
Contrast with white9.69:1WCAG normal text: AAA
Contrast with black2.17:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#EAB3B4
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.69:1WCAG large text: AAA
Contrast with black, large text2.17:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#4C1516
Analogous#154C2F, #15324C
Triadic#4B154C, #4C4B15
Split complementary#4C1532, #4C2F15
Tetradic#2F154C, #4C1516, #324C15
Tints, shades & saturation
Channel breakdown
R21
G76
B75
Red21 (8.2%)
Green76 (29.8%)
Blue75 (29.4%)
Hue178.91°
Saturation (HSL)56.7%
Lightness19.02%
Dominant channelGreen
Hex per channelR 15 · G 4C · B 4B
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