Colour
#193C37
- #193C37
- Cyan
- Dark
- Nearest: Dark slate grey
#193C37 is a cyan with RGB values 25, 60, 55 and HSL 171°, 41%, 17%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#193C37#193C37
HEX#193C37
RGBrgb(25, 60, 55)
RGB (0–1)0.098, 0.2353, 0.2157
RGB percentages9.8%, 23.5%, 21.6%
HSLhsl(171.4, 41.2%, 16.7%)
HSV / HSBhsv(171.4, 58.3%, 23.5%)
CMYK58.3%, 0%, 8.3%, 76.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,653,815
CSS custom property--colour: #193C37;
Brightness & contrast
Relative luminance0.03714WCAG 2.x, 0 is black and 1 is white
Perceived brightness51.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.05:1
Contrast with white12.05:1WCAG normal text: AAA
Contrast with black1.74:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#E6C3C8
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.05:1WCAG large text: AAA
Contrast with black, large text1.74:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3C191E
Analogous#193C25, #192F3C
Triadic#37193C, #3C3719
Split complementary#3C192F, #3C2619
Tetradic#26193C, #3C191E, #2F3C19
Tints, shades & saturation
Channel breakdown
R25
G60
B55
Red25 (9.8%)
Green60 (23.5%)
Blue55 (21.6%)
Hue171.43°
Saturation (HSL)41.18%
Lightness16.67%
Dominant channelGreen
Hex per channelR 19 · G 3C · B 37
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