Colour
#00575E
- #00575E
- Cyan
- Dark
- Nearest: Dark slate grey
#00575E is a cyan with RGB values 0, 87, 94 and HSL 184°, 100%, 18%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#00575E#00575E
HEX#00575E
RGBrgb(0, 87, 94)
RGB (0–1)0, 0.3412, 0.3686
RGB percentages0%, 34.1%, 36.9%
HSLhsl(184.5, 100%, 18.4%)
HSV / HSBhsv(184.5, 100%, 36.9%)
CMYK100%, 7.4%, 0%, 63.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer22,366
CSS custom property--colour: #00575E;
Brightness & contrast
Relative luminance0.07625WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.32:1
Contrast with white8.32:1WCAG normal text: AAA
Contrast with black2.52:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#FFA8A1
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.32:1WCAG large text: AAA
Contrast with black, large text2.52:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#5E0700
Analogous#005E36, #00285E
Triadic#5E0057, #575E00
Split complementary#5E0028, #5E3600
Tetradic#36005E, #5E0700, #285E00
Tints, shades & saturation
Channel breakdown
R0
G87
B94
Red0 (0%)
Green87 (34.1%)
Blue94 (36.9%)
Hue184.47°
Saturation (HSL)100%
Lightness18.43%
Dominant channelBlue
Hex per channelR 00 · G 57 · B 5E
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