#21D4D1 Color

#21D4D1 is rgb(33, 212, 209) in RGB and hsl(179, 73%, 48%) in HSL. The closest CSS named color is Turquoise. Black text is most readable on this background.

#21D4D1

HEX#21D4D1

RGBrgb(33, 212, 209)

HSLhsl(179, 73%, 48%)

HSVhsv(179, 84%, 83%)

OKLCHoklch(78.9% 0.131 193)

CMYKcmyk(84%, 0%, 1%, 17%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21D4D1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.84:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text11.4:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #21D4D1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#21D4D1 Complementary#D42124 Analogous#21D477 Analogous#217DD4 Triadic#D121D4 Triadic#D4D121

Tints & Shades

Lighter tints and darker shades of #21D4D1, useful for hover states, backgrounds, and text variants.

Tints

#38E0DD #57E5E2 #76EAE8 #9AEFEE #B8F4F3 #D7F9F8

Shades

#1DB9B7 #189A98 #14807E #106564 #0C4B4A #072C2B

Use #21D4D1 in Our Tools

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