All About Color #288B9A

#288B9A

About #288B9A

#288B9A is a dark cyan color with the hex code #288B9A. In RGB it is red 40, green 139, blue 154; in HSL it is hue 188°, saturation 59%, lightness 38%; in CMYK it is 74%, 10%, 0%, 40%. Its contrast ratio is 4.00:1 on white and 5.25:1 on black.

#288B9A Color Conversion

Hex triplet28, 8B, 9A
CMYK74.03%, 9.74%, 0.00%, 39.61%
RGB Decimal40, 139, 154
HSL188°, 59%, 38%
RGB Octal50, 213, 232
HSV (HSB)187.89°, 74.03%, 60.39%
RGB Binary101000, 10001011, 10011010
CIE-L*AB53.22, -22.63, -16.12
RGB Percent15.69%, 54.51%, 60.39%
CIE-L*CH53.22, 27.79, 215.45
XYZ15.94, 21.25, 33.83
CIE-L*UV53.22, -35.73, -20.66
xyY0.22, 0.30, 21.25
Hunter-Lab46.10, -18.94, -11.25
RYB15.69%, 36.47%, 60.39%

Color Accessibility Scores

#288B9A on a dark background: contrast 5.25:1, passes WCAG AA.
#288B9A on a light background: contrast 4.00:1, passes WCAG AA for large text only.

Color Shades

Tints and shades of #288B9A, from lightest to darkest. Each swatch links to its own color page.

Related Palettes

Harmonious five-color palettes built around #288B9A. Open any of them in the Muzli palette generator.

Complementary palette

#288B9A · #4DBFD1 · #154951 · #9A3728 · #D15E4D

Analogous palette

#289A37 · #289A70 · #288B9A · #28529A · #37289A

Triadic palette

#288B9A · #9A288B · #8B9A28 · #4DBFD1 · #D14DBF

Tetradic palette

#288B9A · #70289A · #9A3728 · #529A28 · #154951

Monochromatic palette

#081D20 · #18545D · #288B9A · #40BBCE · #7DD1DE

Generate more palettes containing #288B9A · Browse all color names

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