Recognised as Colour
#558F72
- #558F72
- Cyan
- Dark
- Nearest: Sea green
#558F72 is a cyan with RGB values 85, 143, 114 and HSL 150°, 25%, 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 Sea green.
Colour values
#558F72#558F72
HEX#558F72
RGBrgb(85, 143, 114)
RGB (0–1)0.3333, 0.5608, 0.4471
RGB percentages33.3%, 56.1%, 44.7%
HSLhsl(150, 25.4%, 44.7%)
HSV / HSBhsv(150, 40.6%, 56.1%)
CMYK40.6%, 0%, 20.3%, 43.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,607,282
CSS custom property--colour: #558F72;
Brightness & contrast
Relative luminance0.22791WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.56:1
Contrast with white3.78:1WCAG normal text: Fail
Contrast with black5.56:1WCAG normal text: AA
Greyscale equivalent#818181
Inverted#AA708D
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.78:1WCAG large text: AA
Contrast with black, large text5.56:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#8F5572
Analogous#558F55, #558F8F
Triadic#72558F, #8F7255
Split complementary#8F558F, #8F5555
Tetradic#55558F, #8F5572, #8F8F55
Tints, shades & saturation
Channel breakdown
R85
G143
B114
Red85 (33.3%)
Green143 (56.1%)
Blue114 (44.7%)
Hue150°
Saturation (HSL)25.44%
Lightness44.71%
Dominant channelGreen
Hex per channelR 55 · G 8F · B 72
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Nerdulate something else
Nothing in mind? Surprise me · today’s page