Recognised as Colour
#539EA6
- #539EA6
- Cyan
- Dark
- Nearest: Cadetblue
#539EA6 is a cyan with RGB values 83, 158, 166 and HSL 186°, 33%, 49%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#539EA6#539EA6
HEX#539EA6
RGBrgb(83, 158, 166)
RGB (0–1)0.3255, 0.6196, 0.651
RGB percentages32.5%, 62%, 65.1%
HSLhsl(185.8, 33.3%, 48.8%)
HSV / HSBhsv(185.8, 50%, 65.1%)
CMYK50%, 4.8%, 0%, 34.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,480,102
CSS custom property--colour: #539EA6;
Brightness & contrast
Relative luminance0.29046WCAG 2.x, 0 is black and 1 is white
Perceived brightness140.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.81:1
Contrast with white3.08:1WCAG normal text: Fail
Contrast with black6.81:1WCAG normal text: AA
Greyscale equivalent#8F8F8F
Inverted#AC6159
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.08:1WCAG large text: AA
Contrast with black, large text6.81:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A65B53
Analogous#53A685, #5374A6
Triadic#A6539E, #9EA653
Split complementary#A65374, #A68553
Tetradic#8553A6, #A65B53, #74A653
Tints, shades & saturation
Channel breakdown
R83
G158
B166
Red83 (32.5%)
Green158 (62%)
Blue166 (65.1%)
Hue185.78°
Saturation (HSL)33.33%
Lightness48.82%
Dominant channelBlue
Hex per channelR 53 · G 9E · B A6
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