Recognised as Colour
#17646A
- #17646A
- Cyan
- Dark
- Nearest: Dark slate grey
#17646A is a cyan with RGB values 23, 100, 106 and HSL 184°, 64%, 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 Dark slate grey.
Colour values
#17646A#17646A
HEX#17646A
RGBrgb(23, 100, 106)
RGB (0–1)0.0902, 0.3922, 0.4157
RGB percentages9%, 39.2%, 41.6%
HSLhsl(184.3, 64.3%, 25.3%)
HSV / HSBhsv(184.3, 78.3%, 41.6%)
CMYK78.3%, 5.7%, 0%, 58.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,533,034
CSS custom property--colour: #17646A;
Brightness & contrast
Relative luminance0.10337WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.85:1
Contrast with white6.85:1WCAG normal text: AA
Contrast with black3.07:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#E89B95
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.85:1WCAG large text: AAA
Contrast with black, large text3.07:1WCAG large text: AA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#6A1D17
Analogous#176A47, #173A6A
Triadic#6A1764, #646A17
Split complementary#6A173A, #6A4717
Tetradic#47176A, #6A1D17, #3A6A17
Tints, shades & saturation
Channel breakdown
R23
G100
B106
Red23 (9%)
Green100 (39.2%)
Blue106 (41.6%)
Hue184.34°
Saturation (HSL)64.34%
Lightness25.29%
Dominant channelBlue
Hex per channelR 17 · G 64 · B 6A
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