Colour
#00A4B0
- #00A4B0
- Cyan
- Dark
- Nearest: Dark cyan
#00A4B0 is a cyan with RGB values 0, 164, 176 and HSL 184°, 100%, 35%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#00A4B0#00A4B0
HEX#00A4B0
RGBrgb(0, 164, 176)
RGB (0–1)0, 0.6431, 0.6902
RGB percentages0%, 64.3%, 69%
HSLhsl(184.1, 100%, 34.5%)
HSV / HSBhsv(184.1, 100%, 69%)
CMYK100%, 6.8%, 0%, 31%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer42,160
CSS custom property--colour: #00A4B0;
Brightness & contrast
Relative luminance0.29686WCAG 2.x, 0 is black and 1 is white
Perceived brightness139 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.94:1
Contrast with white3.03:1WCAG normal text: Fail
Contrast with black6.94:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#FF5B4F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.03:1WCAG large text: AA
Contrast with black, large text6.94:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B00C00
Analogous#00B064, #004CB0
Triadic#B000A4, #A4B000
Split complementary#B0004C, #B06400
Tetradic#6400B0, #B00C00, #4CB000
Tints, shades & saturation
Channel breakdown
R0
G164
B176
Red0 (0%)
Green164 (64.3%)
Blue176 (69%)
Hue184.09°
Saturation (HSL)100%
Lightness34.51%
Dominant channelBlue
Hex per channelR 00 · G A4 · B B0
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