Colour
#287F83
- #287F83
- Cyan
- Dark
- Nearest: Teal
#287F83 is a cyan with RGB values 40, 127, 131 and HSL 183°, 53%, 34%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Teal.
Colour values
#287F83#287F83
HEX#287F83
RGBrgb(40, 127, 131)
RGB (0–1)0.1569, 0.498, 0.5137
RGB percentages15.7%, 49.8%, 51.4%
HSLhsl(182.6, 53.2%, 33.5%)
HSV / HSBhsv(182.6, 69.5%, 51.4%)
CMYK69.5%, 3.1%, 0%, 48.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,654,083
CSS custom property--colour: #287F83;
Brightness & contrast
Relative luminance0.17269WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.72:1
Contrast with white4.72:1WCAG normal text: AA
Contrast with black4.45:1WCAG normal text: Fail
Greyscale equivalent#6D6D6D
Inverted#D7807C
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.72:1WCAG large text: AAA
Contrast with black, large text4.45:1WCAG large text: AA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#832C28
Analogous#28835A, #285183
Triadic#83287F, #7F8328
Split complementary#832851, #835928
Tetradic#5A2883, #832C28, #528328
Tints, shades & saturation
Channel breakdown
R40
G127
B131
Red40 (15.7%)
Green127 (49.8%)
Blue131 (51.4%)
Hue182.64°
Saturation (HSL)53.22%
Lightness33.53%
Dominant channelBlue
Hex per channelR 28 · G 7F · B 83
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