Recognised as Colour
#00A4A6
- #00A4A6
- Cyan
- Dark
- Nearest: Light seagreen
#00A4A6 is a cyan with RGB values 0, 164, 166 and HSL 181°, 100%, 33%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Light seagreen.
Colour values
#00A4A6#00A4A6
HEX#00A4A6
RGBrgb(0, 164, 166)
RGB (0–1)0, 0.6431, 0.651
RGB percentages0%, 64.3%, 65.1%
HSLhsl(180.7, 100%, 32.5%)
HSV / HSBhsv(180.7, 100%, 65.1%)
CMYK100%, 1.2%, 0%, 34.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer42,150
CSS custom property--colour: #00A4A6;
Brightness & contrast
Relative luminance0.29304WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.86:1
Contrast with white3.06:1WCAG normal text: Fail
Contrast with black6.86:1WCAG normal text: AA
Greyscale equivalent#818181
Inverted#FF5B59
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.06:1WCAG large text: AA
Contrast with black, large text6.86:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A60200
Analogous#00A655, #0051A6
Triadic#A600A4, #A4A600
Split complementary#A60051, #A65500
Tetradic#5500A6, #A60200, #51A600
Tints, shades & saturation
Channel breakdown
R0
G164
B166
Red0 (0%)
Green164 (64.3%)
Blue166 (65.1%)
Hue180.72°
Saturation (HSL)100%
Lightness32.55%
Dominant channelBlue
Hex per channelR 00 · G A4 · B A6
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