Colour
#0099B4
- #0099B4
- Cyan
- Dark
- Nearest: Cadetblue
#0099B4 is a cyan with RGB values 0, 153, 180 and HSL 189°, 100%, 35%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#0099B4#0099B4
HEX#0099B4
RGBrgb(0, 153, 180)
RGB (0–1)0, 0.6, 0.7059
RGB percentages0%, 60%, 70.6%
HSLhsl(189, 100%, 35.3%)
HSV / HSBhsv(189, 100%, 70.6%)
CMYK100%, 15%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer39,348
CSS custom property--colour: #0099B4;
Brightness & contrast
Relative luminance0.26078WCAG 2.x, 0 is black and 1 is white
Perceived brightness132 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.22:1
Contrast with white3.38:1WCAG normal text: Fail
Contrast with black6.22:1WCAG normal text: AA
Greyscale equivalent#7A7A7A
Inverted#FF664B
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.38:1WCAG large text: AA
Contrast with black, large text6.22:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B41B00
Analogous#00B475, #003FB4
Triadic#B40099, #99B400
Split complementary#B4003F, #B47500
Tetradic#7500B4, #B41B00, #3FB400
Tints, shades & saturation
Channel breakdown
R0
G153
B180
Red0 (0%)
Green153 (60%)
Blue180 (70.6%)
Hue189°
Saturation (HSL)100%
Lightness35.29%
Dominant channelBlue
Hex per channelR 00 · G 99 · B B4
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