Recognised as Colour
#008CA3
- #008CA3
- Cyan
- Dark
- Nearest: Dark cyan
#008CA3 is a cyan with RGB values 0, 140, 163 and HSL 188°, 100%, 32%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#008CA3#008CA3
HEX#008CA3
RGBrgb(0, 140, 163)
RGB (0–1)0, 0.549, 0.6392
RGB percentages0%, 54.9%, 63.9%
HSLhsl(188.5, 100%, 32%)
HSV / HSBhsv(188.5, 100%, 63.9%)
CMYK100%, 14.1%, 0%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer36,003
CSS custom property--colour: #008CA3;
Brightness & contrast
Relative luminance0.21401WCAG 2.x, 0 is black and 1 is white
Perceived brightness120.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.28:1
Contrast with white3.98:1WCAG normal text: Fail
Contrast with black5.28:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#FF735C
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.98:1WCAG large text: AA
Contrast with black, large text5.28:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A31700
Analogous#00A369, #003AA3
Triadic#A3008C, #8CA300
Split complementary#A3003A, #A36800
Tetradic#6900A3, #A31700, #3BA300
Tints, shades & saturation
Channel breakdown
R0
G140
B163
Red0 (0%)
Green140 (54.9%)
Blue163 (63.9%)
Hue188.47°
Saturation (HSL)100%
Lightness31.96%
Dominant channelBlue
Hex per channelR 00 · G 8C · B A3
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