Recognised as Colour
#489B9B
- #489B9B
- Cyan
- Dark
- Nearest: Cadetblue
#489B9B is a cyan with RGB values 72, 155, 155 and HSL 180°, 37%, 45%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#489B9B#489B9B
HEX#489B9B
RGBrgb(72, 155, 155)
RGB (0–1)0.2824, 0.6078, 0.6078
RGB percentages28.2%, 60.8%, 60.8%
HSLhsl(180, 36.6%, 44.5%)
HSV / HSBhsv(180, 53.5%, 60.8%)
CMYK53.5%, 0%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,758,427
CSS custom property--colour: #489B9B;
Brightness & contrast
Relative luminance0.27187WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.44:1
Contrast with white3.26:1WCAG normal text: Fail
Contrast with black6.44:1WCAG normal text: AA
Greyscale equivalent#898989
Inverted#B76464
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.26:1WCAG large text: AA
Contrast with black, large text6.44:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#9B4848
Analogous#489B72, #48729B
Triadic#9B489B, #9B9B48
Split complementary#9B4872, #9B7248
Tetradic#72489B, #9B4848, #729B48
Tints, shades & saturation
Channel breakdown
R72
G155
B155
Red72 (28.2%)
Green155 (60.8%)
Blue155 (60.8%)
Hue180°
Saturation (HSL)36.56%
Lightness44.51%
Dominant channelGreen and Blue
Hex per channelR 48 · G 9B · B 9B
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