Colour
#537B79
- #537B79
- Cyan
- Dark
- Nearest: Cadetblue
#537B79 is a cyan with RGB values 83, 123, 121 and HSL 177°, 19%, 40%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#537B79#537B79
HEX#537B79
RGBrgb(83, 123, 121)
RGB (0–1)0.3255, 0.4824, 0.4745
RGB percentages32.5%, 48.2%, 47.5%
HSLhsl(177, 19.4%, 40.4%)
HSV / HSBhsv(177, 32.5%, 48.2%)
CMYK32.5%, 0%, 1.6%, 51.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,471,097
CSS custom property--colour: #537B79;
Brightness & contrast
Relative luminance0.17385WCAG 2.x, 0 is black and 1 is white
Perceived brightness112.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.69:1
Contrast with white4.69:1WCAG normal text: AA
Contrast with black4.48:1WCAG normal text: Fail
Greyscale equivalent#727272
Inverted#AC8486
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.69:1WCAG large text: AAA
Contrast with black, large text4.48:1WCAG large text: AA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#7B5355
Analogous#537B65, #53697B
Triadic#79537B, #7B7953
Split complementary#7B5369, #7B6553
Tetradic#65537B, #7B5355, #697B53
Tints, shades & saturation
Channel breakdown
R83
G123
B121
Red83 (32.5%)
Green123 (48.2%)
Blue121 (47.5%)
Hue177°
Saturation (HSL)19.42%
Lightness40.39%
Dominant channelGreen
Hex per channelR 53 · G 7B · B 79
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