Recognised as Colour
#588D8D
- #588D8D
- Cyan
- Dark
- Nearest: Cadetblue
#588D8D is a cyan with RGB values 88, 141, 141 and HSL 180°, 23%, 45%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#588D8D#588D8D
HEX#588D8D
RGBrgb(88, 141, 141)
RGB (0–1)0.3451, 0.5529, 0.5529
RGB percentages34.5%, 55.3%, 55.3%
HSLhsl(180, 23.1%, 44.9%)
HSV / HSBhsv(180, 37.6%, 55.3%)
CMYK37.6%, 0%, 0%, 44.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,803,405
CSS custom property--colour: #588D8D;
Brightness & contrast
Relative luminance0.23048WCAG 2.x, 0 is black and 1 is white
Perceived brightness127.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.61:1
Contrast with white3.74:1WCAG normal text: Fail
Contrast with black5.61:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#A77272
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.74:1WCAG large text: AA
Contrast with black, large text5.61:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#8D5858
Analogous#588D73, #58738D
Triadic#8D588D, #8D8D58
Split complementary#8D5873, #8D7358
Tetradic#73588D, #8D5858, #738D58
Tints, shades & saturation
Channel breakdown
R88
G141
B141
Red88 (34.5%)
Green141 (55.3%)
Blue141 (55.3%)
Hue180°
Saturation (HSL)23.14%
Lightness44.9%
Dominant channelGreen and Blue
Hex per channelR 58 · G 8D · B 8D
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