#288A8A
Cyan
HEX
RGB
HSL
About #288A8A Cyan
#288A8A is a cyan color. In the RGB color model, it is composed of 40 red, 138 green, and 138 blue. In the HSL color space, it has a hue of 180°, saturation of 55%, and lightness of 35%.
This color has a low lightness value, making it a dark color great for text and bold accents. With moderate saturation, it appears balanced and versatile.
CSS Code
Use #288A8A in your CSS, SCSS, or Tailwind projects.
Color Properties
180°
Hue
55%
Saturation
35%
Lightness
Cyan
Color Harmonies
Colors that work well with #288A8A based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #288A8A against white and black backgrounds.
Aa#288A8A on White
Contrast Ratio4.12:1
AA ✗AA Large ✓AAA ✗
Aa#288A8A on Black
Contrast Ratio5.09:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #288A8A across different color formats.
| Format | Value |
|---|---|
| HEX | #288A8A |
| RGB | rgb(40, 138, 138) |
| HSL | hsl(180, 55%, 35%) |
| RGB Decimal | 40, 138, 138 |
| RGB Percent | 15.7%, 54.1%, 54.1% |
| CMYK (approx.) | 71%, 0%, 0%, 46% |
Related Palettes
12 palettes using #288A8A or similar colors