#21B8DE Color

#21B8DE is rgb(33, 184, 222) in RGB and hsl(192, 74%, 50%) in HSL. The closest CSS named color is DarkTurquoise. Black text is most readable on this background.

#21B8DE

HEX#21B8DE

RGBrgb(33, 184, 222)

HSLhsl(192, 74%, 50%)

HSVhsv(192, 85%, 87%)

OKLCHoklch(72.6% 0.127 220.7)

CMYKcmyk(85%, 17%, 0%, 13%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21B8DE background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.34:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text8.98:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #21B8DE based on color wheel relationships. Click any swatch for its full breakdown.

Base#21B8DE Complementary#DE4721 Analogous#21DEA5 Analogous#215ADE Triadic#DE21B8 Triadic#B8DE21

Tints & Shades

Lighter tints and darker shades of #21B8DE, useful for hover states, backgrounds, and text variants.

Tints

#40C2E2 #5FCCE7 #7ED6EC #99DEF0 #B8E8F4 #D7F2F9

Shades

#1D9EBF #1988A4 #146E85 #10586A #0B3F4B #072931

Use #21B8DE in Our Tools

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