Colour
#00A3A3
- #00A3A3
- Cyan
- Dark
- Nearest: Light seagreen
#00A3A3 is a cyan with RGB values 0, 163, 163 and HSL 180°, 100%, 32%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Light seagreen.
Colour values
#00A3A3#00A3A3
HEX#00A3A3
RGBrgb(0, 163, 163)
RGB (0–1)0, 0.6392, 0.6392
RGB percentages0%, 63.9%, 63.9%
HSLhsl(180, 100%, 32%)
HSV / HSBhsv(180, 100%, 63.9%)
CMYK100%, 0%, 0%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer41,891
CSS custom property--colour: #00A3A3;
Brightness & contrast
Relative luminance0.28839WCAG 2.x, 0 is black and 1 is white
Perceived brightness136.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.77:1
Contrast with white3.1:1WCAG normal text: Fail
Contrast with black6.77:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#FF5C5C
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.1:1WCAG large text: AA
Contrast with black, large text6.77:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A30000
Analogous#00A352, #0052A3
Triadic#A300A3, #A3A300
Split complementary#A30052, #A35200
Tetradic#5200A3, #A30000, #52A300
Tints, shades & saturation
Channel breakdown
R0
G163
B163
Red0 (0%)
Green163 (63.9%)
Blue163 (63.9%)
Hue180°
Saturation (HSL)100%
Lightness31.96%
Dominant channelGreen and Blue
Hex per channelR 00 · G A3 · B A3
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