Colour
#00282D
- #00282D
- Cyan
- Dark
- Nearest: Dark slate grey
#00282D is a cyan with RGB values 0, 40, 45 and HSL 187°, 100%, 9%. It is a dark colour, so white text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#00282D#00282D
HEX#00282D
RGBrgb(0, 40, 45)
RGB (0–1)0, 0.1569, 0.1765
RGB percentages0%, 15.7%, 17.6%
HSLhsl(186.7, 100%, 8.8%)
HSV / HSBhsv(186.7, 100%, 17.6%)
CMYK100%, 11.1%, 0%, 82.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,285
CSS custom property--colour: #00282D;
Brightness & contrast
Relative luminance0.01707WCAG 2.x, 0 is black and 1 is white
Perceived brightness34.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.66:1
Contrast with white15.66:1WCAG normal text: AAA
Contrast with black1.34:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#FFD7D2
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.66:1WCAG large text: AAA
Contrast with black, large text1.34:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#2D0500
Analogous#002D1B, #00122D
Triadic#2D0028, #282D00
Split complementary#2D0012, #2D1B00
Tetradic#1B002D, #2D0500, #122D00
Tints, shades & saturation
Channel breakdown
R0
G40
B45
Red0 (0%)
Green40 (15.7%)
Blue45 (17.6%)
Hue186.67°
Saturation (HSL)100%
Lightness8.82%
Dominant channelBlue
Hex per channelR 00 · G 28 · B 2D
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