Recognised as Colour
#549DA1
- #549DA1
- Cyan
- Dark
- Nearest: Cadetblue
#549DA1 is a cyan with RGB values 84, 157, 161 and HSL 183°, 31%, 48%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#549DA1#549DA1
HEX#549DA1
RGBrgb(84, 157, 161)
RGB (0–1)0.3294, 0.6157, 0.6314
RGB percentages32.9%, 61.6%, 63.1%
HSLhsl(183.1, 31.4%, 48%)
HSV / HSBhsv(183.1, 47.8%, 63.1%)
CMYK47.8%, 2.5%, 0%, 36.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,545,377
CSS custom property--colour: #549DA1;
Brightness & contrast
Relative luminance0.28572WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.71:1
Contrast with white3.13:1WCAG normal text: Fail
Contrast with black6.71:1WCAG normal text: AA
Greyscale equivalent#8E8E8E
Inverted#AB625E
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.13:1WCAG large text: AA
Contrast with black, large text6.71:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A15854
Analogous#54A17E, #5477A1
Triadic#A1549D, #9DA154
Split complementary#A15477, #A17E54
Tetradic#7E54A1, #A15854, #77A154
Tints, shades & saturation
Channel breakdown
R84
G157
B161
Red84 (32.9%)
Green157 (61.6%)
Blue161 (63.1%)
Hue183.12°
Saturation (HSL)31.43%
Lightness48.04%
Dominant channelBlue
Hex per channelR 54 · G 9D · B A1
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