Recognised as Colour
#008FAB
- #008FAB
- Cyan
- Dark
- Nearest: Dark cyan
#008FAB is a cyan with RGB values 0, 143, 171 and HSL 190°, 100%, 34%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#008FAB#008FAB
HEX#008FAB
RGBrgb(0, 143, 171)
RGB (0–1)0, 0.5608, 0.6706
RGB percentages0%, 56.1%, 67.1%
HSLhsl(189.8, 100%, 33.5%)
HSV / HSBhsv(189.8, 100%, 67.1%)
CMYK100%, 16.4%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer36,779
CSS custom property--colour: #008FAB;
Brightness & contrast
Relative luminance0.22585WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.52:1
Contrast with white3.81:1WCAG normal text: Fail
Contrast with black5.52:1WCAG normal text: AA
Greyscale equivalent#737373
Inverted#FF7054
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.81:1WCAG large text: AA
Contrast with black, large text5.52:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#AB1C00
Analogous#00AB72, #0039AB
Triadic#AB008F, #8FAB00
Split complementary#AB0039, #AB7100
Tetradic#7200AB, #AB1C00, #39AB00
Tints, shades & saturation
Channel breakdown
R0
G143
B171
Red0 (0%)
Green143 (56.1%)
Blue171 (67.1%)
Hue189.82°
Saturation (HSL)100%
Lightness33.53%
Dominant channelBlue
Hex per channelR 00 · G 8F · B AB
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