Colour
#17665B
- #17665B
- Cyan
- Dark
- Nearest: Teal
#17665B is a cyan with RGB values 23, 102, 91 and HSL 172°, 63%, 25%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Teal.
Colour values
#17665B#17665B
HEX#17665B
RGBrgb(23, 102, 91)
RGB (0–1)0.0902, 0.4, 0.3569
RGB percentages9%, 40%, 35.7%
HSLhsl(171.6, 63.2%, 24.5%)
HSV / HSBhsv(171.6, 77.5%, 40%)
CMYK77.5%, 0%, 10.8%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,533,531
CSS custom property--colour: #17665B;
Brightness & contrast
Relative luminance0.1044WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.8:1
Contrast with white6.8:1WCAG normal text: AA
Contrast with black3.09:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#E899A4
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.8:1WCAG large text: AAA
Contrast with black, large text3.09:1WCAG large text: AA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#661722
Analogous#176634, #174A66
Triadic#5B1766, #665B17
Split complementary#66174A, #663417
Tetradic#331766, #661722, #496617
Tints, shades & saturation
Channel breakdown
R23
G102
B91
Red23 (9%)
Green102 (40%)
Blue91 (35.7%)
Hue171.65°
Saturation (HSL)63.2%
Lightness24.51%
Dominant channelGreen
Hex per channelR 17 · G 66 · B 5B
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