Colour
#579A87
- #579A87
- Cyan
- Dark
- Nearest: Cadetblue
#579A87 is a cyan with RGB values 87, 154, 135 and HSL 163°, 28%, 47%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#579A87#579A87
HEX#579A87
RGBrgb(87, 154, 135)
RGB (0–1)0.3412, 0.6039, 0.5294
RGB percentages34.1%, 60.4%, 52.9%
HSLhsl(163, 27.8%, 47.3%)
HSV / HSBhsv(163, 43.5%, 60.4%)
CMYK43.5%, 0%, 12.3%, 39.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,741,191
CSS custom property--colour: #579A87;
Brightness & contrast
Relative luminance0.26887WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.38:1
Contrast with white3.29:1WCAG normal text: Fail
Contrast with black6.38:1WCAG normal text: AA
Greyscale equivalent#8A8A8A
Inverted#A86578
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.29:1WCAG large text: AA
Contrast with black, large text6.38:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#9A576A
Analogous#579A66, #578B9A
Triadic#87579A, #9A8757
Split complementary#9A578B, #9A6657
Tetradic#66579A, #9A576A, #8B9A57
Tints, shades & saturation
Channel breakdown
R87
G154
B135
Red87 (34.1%)
Green154 (60.4%)
Blue135 (52.9%)
Hue162.99°
Saturation (HSL)27.8%
Lightness47.25%
Dominant channelGreen
Hex per channelR 57 · G 9A · B 87
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