#21B0E8 Color
#21B0E8 is rgb(33, 176, 232) in RGB and hsl(197, 81%, 52%) in HSL. The closest CSS named color is DodgerBlue. Black text is most readable on this background.
#21B0E8
HEX
#21B0E8RGB
rgb(33, 176, 232)HSL
hsl(197, 81%, 52%)HSV
hsv(197, 86%, 91%)OKLCH
oklch(71.2% 0.137 231.4)CMYK
cmyk(86%, 24%, 0%, 9%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #21B0E8 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.49:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text8.44:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #21B0E8 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #21B0E8, useful for hover states, backgrounds, and text variants.