#21F2FD Color

#21F2FD is rgb(33, 242, 253) in RGB and hsl(183, 98%, 56%) in HSL. The closest CSS named color is Aqua. Black text is most readable on this background.

#21F2FD
HEX#21F2FD
RGBrgb(33, 242, 253)
HSLhsl(183, 98%, 56%)
HSVhsv(183, 87%, 99%)
OKLCHoklch(87.6% 0.145 200.9)
CMYKcmyk(87%, 4%, 0%, 1%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21F2FD background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.38:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text15.18:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #21F2FD based on color wheel relationships. Click any swatch for its full breakdown.

Base#21F2FDComplementary#FD2C21Analogous#21FD9AAnalogous#2184FDTriadic#FD21F2Triadic#F2FD21

Tints & Shades

Lighter tints and darker shades of #21F2FD, useful for hover states, backgrounds, and text variants.

Use #21F2FD in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex