#21E8E4 Color
#21E8E4 is rgb(33, 232, 228) in RGB and hsl(179, 81%, 52%) in HSL. The closest CSS named color is Turquoise. Black text is most readable on this background.
#21E8E4
HEX
#21E8E4RGB
rgb(33, 232, 228)HSL
hsl(179, 81%, 52%)HSV
hsv(179, 86%, 91%)OKLCH
oklch(84.3% 0.141 192.5)CMYK
cmyk(86%, 0%, 2%, 9%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #21E8E4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.53:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text13.73:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #21E8E4 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #21E8E4, useful for hover states, backgrounds, and text variants.