All About Color #21B5A9

#21B5A9

About #21B5A9

#21B5A9 is a medium cyan color with the hex code #21B5A9. In RGB it is red 33, green 181, blue 169; in HSL it is hue 175°, saturation 69%, lightness 42%; in CMYK it is 82%, 0%, 7%, 29%. Its contrast ratio is 2.55:1 on white and 8.25:1 on black.

#21B5A9 Color Conversion

Hex triplet21, B5, A9
CMYK81.77%, 0.00%, 6.63%, 29.02%
RGB Decimal33, 181, 169
HSL175°, 69%, 42%
RGB Octal41, 265, 251
HSV (HSB)175.14°, 81.77%, 70.98%
RGB Binary100001, 10110101, 10101001
CIE-L*AB66.70, -39.07, -4.43
RGB Percent12.94%, 70.98%, 66.27%
CIE-L*CH66.70, 39.32, 186.47
XYZ24.31, 36.24, 43.25
CIE-L*UV66.70, -50.66, -0.72
xyY0.23, 0.35, 36.24
Hunter-Lab60.20, -33.25, -0.46
RYB12.94%, 43.19%, 70.98%

Color Accessibility Scores

#21B5A9 on a dark background: contrast 8.25:1, passes WCAG AAA.
#21B5A9 on a light background: contrast 2.55:1, fails WCAG AA.

Color Shades

Tints and shades of #21B5A9, from lightest to darkest. Each swatch links to its own color page.

Related Palettes

Harmonious five-color palettes built around #21B5A9. Open any of them in the Muzli palette generator.

Complementary palette

#21B5A9 · #53DFD4 · #136760 · #B5212E · #DF535E

Analogous palette

#2EB521 · #21B55F · #21B5A9 · #2177B5 · #212EB5

Triadic palette

#21B5A9 · #A921B5 · #B5A921 · #53DFD4 · #D453DF

Tetradic palette

#21B5A9 · #5F21B5 · #B5212E · #77B521 · #136760

Monochromatic palette

#093430 · #15746C · #21B5A9 · #46DDD0 · #86E9E1

Generate more palettes containing #21B5A9 · Browse all color names

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