#21D3F2 Color

#21D3F2 is rgb(33, 211, 242) in RGB and hsl(189, 89%, 54%) in HSL. The closest CSS named color is DeepSkyBlue. Black text is most readable on this background.

#21D3F2

HEX#21D3F2

RGBrgb(33, 211, 242)

HSLhsl(189, 89%, 54%)

HSVhsv(189, 86%, 95%)

OKLCHoklch(79.9% 0.136 213.8)

CMYKcmyk(86%, 13%, 0%, 5%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21D3F2 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.8:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text11.66:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #21D3F2 based on color wheel relationships. Click any swatch for its full breakdown.

Base#21D3F2 Complementary#F24121 Analogous#21F2A9 Analogous#216AF2 Triadic#F221D3 Triadic#D3F221

Tints & Shades

Lighter tints and darker shades of #21D3F2, useful for hover states, backgrounds, and text variants.

Tints

#3ED9F4 #60DFF6 #7DE5F7 #9AEBF9 #B7F1FB #D8F7FD

Shades

#0DC3E3 #0BA6C1 #09899F #076778 #054A57 #032E35

Use #21D3F2 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex