Colour
#17907F
- #17907F
- Cyan
- Dark
- Nearest: Dark cyan
#17907F is a cyan with RGB values 23, 144, 127 and HSL 172°, 72%, 33%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#17907F#17907F
HEX#17907F
RGBrgb(23, 144, 127)
RGB (0–1)0.0902, 0.5647, 0.498
RGB percentages9%, 56.5%, 49.8%
HSLhsl(171.6, 72.5%, 32.7%)
HSV / HSBhsv(171.6, 84%, 56.5%)
CMYK84%, 0%, 11.8%, 43.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,544,319
CSS custom property--colour: #17907F;
Brightness & contrast
Relative luminance0.21661WCAG 2.x, 0 is black and 1 is white
Perceived brightness119 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.33:1
Contrast with white3.94:1WCAG normal text: Fail
Contrast with black5.33:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#E86F80
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.94:1WCAG large text: AA
Contrast with black, large text5.33:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#901728
Analogous#179042, #176590
Triadic#7F1790, #907F17
Split complementary#901765, #904217
Tetradic#421790, #901728, #659017
Tints, shades & saturation
Channel breakdown
R23
G144
B127
Red23 (9%)
Green144 (56.5%)
Blue127 (49.8%)
Hue171.57°
Saturation (HSL)72.46%
Lightness32.75%
Dominant channelGreen
Hex per channelR 17 · G 90 · B 7F
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