Colour
#143D3F
- #143D3F
- Cyan
- Dark
- Nearest: Dark slate grey
#143D3F is a cyan with RGB values 20, 61, 63 and HSL 183°, 52%, 16%. It is a dark colour, so white text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#143D3F#143D3F
HEX#143D3F
RGBrgb(20, 61, 63)
RGB (0–1)0.0784, 0.2392, 0.2471
RGB percentages7.8%, 23.9%, 24.7%
HSLhsl(182.8, 51.8%, 16.3%)
HSV / HSBhsv(182.8, 68.3%, 24.7%)
CMYK68.3%, 3.2%, 0%, 75.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,326,399
CSS custom property--colour: #143D3F;
Brightness & contrast
Relative luminance0.03845WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.87:1
Contrast with white11.87:1WCAG normal text: AAA
Contrast with black1.77:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#EBC2C0
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.87:1WCAG large text: AAA
Contrast with black, large text1.77:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3F1614
Analogous#143F2C, #14273F
Triadic#3F143D, #3D3F14
Split complementary#3F1427, #3F2B14
Tetradic#2C143F, #3F1614, #283F14
Tints, shades & saturation
Channel breakdown
R20
G61
B63
Red20 (7.8%)
Green61 (23.9%)
Blue63 (24.7%)
Hue182.79°
Saturation (HSL)51.81%
Lightness16.27%
Dominant channelBlue
Hex per channelR 14 · G 3D · B 3F
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