Recognised as Colour
#273D39
- #273D39
- Cyan
- Dark
- Nearest: Dark slate grey
#273D39 is a cyan with RGB values 39, 61, 57 and HSL 169°, 22%, 20%. It is a dark colour, so white text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#273D39#273D39
HEX#273D39
RGBrgb(39, 61, 57)
RGB (0–1)0.1529, 0.2392, 0.2235
RGB percentages15.3%, 23.9%, 22.4%
HSLhsl(169.1, 22%, 19.6%)
HSV / HSBhsv(169.1, 36.1%, 23.9%)
CMYK36.1%, 0%, 6.6%, 76.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,571,577
CSS custom property--colour: #273D39;
Brightness & contrast
Relative luminance0.04064WCAG 2.x, 0 is black and 1 is white
Perceived brightness54.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.58:1
Contrast with white11.58:1WCAG normal text: AAA
Contrast with black1.81:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#D8C2C6
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.58:1WCAG large text: AAA
Contrast with black, large text1.81:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3D272B
Analogous#273D2E, #27363D
Triadic#39273D, #3D3927
Split complementary#3D2736, #3D2E27
Tetradic#2E273D, #3D272B, #363D27
Tints, shades & saturation
Channel breakdown
R39
G61
B57
Red39 (15.3%)
Green61 (23.9%)
Blue57 (22.4%)
Hue169.09°
Saturation (HSL)22%
Lightness19.61%
Dominant channelGreen
Hex per channelR 27 · G 3D · B 39
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