#21D1DE Color

#21D1DE is rgb(33, 209, 222) in RGB and hsl(184, 74%, 50%) in HSL. The closest CSS named color is DarkTurquoise. Black text is most readable on this background.

#21D1DE

HEX#21D1DE

RGBrgb(33, 209, 222)

HSLhsl(184, 74%, 50%)

HSVhsv(184, 85%, 87%)

OKLCHoklch(78.6% 0.129 203.1)

CMYKcmyk(85%, 6%, 0%, 13%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21D1DE background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.87:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text11.24:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #21D1DE based on color wheel relationships. Click any swatch for its full breakdown.

Base#21D1DE Complementary#DE2E21 Analogous#21DE8C Analogous#2173DE Triadic#DE21D1 Triadic#D1DE21

Tints & Shades

Lighter tints and darker shades of #21D1DE, useful for hover states, backgrounds, and text variants.

Tints

#40D8E2 #5FDEE7 #7EE4EC #99EAF0 #B8F0F4 #D7F7F9

Shades

#1DB4BF #199BA4 #147E85 #10646A #0B474B #072E31

Use #21D1DE in Our Tools

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