#21BBDE Color

#21BBDE is rgb(33, 187, 222) in RGB and hsl(191, 74%, 50%) in HSL. The closest CSS named color is DarkTurquoise. Black text is most readable on this background.

#21BBDE

HEX#21BBDE

RGBrgb(33, 187, 222)

HSLhsl(191, 74%, 50%)

HSVhsv(191, 85%, 87%)

OKLCHoklch(73.3% 0.127 218.5)

CMYKcmyk(85%, 16%, 0%, 13%)

Text Contrast & Accessibility

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

TextWhite text2.28:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text9.23:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

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

Base#21BBDE Complementary#DE4421 Analogous#21DEA2 Analogous#215DDE Triadic#DE21BB Triadic#BBDE21

Tints & Shades

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

Tints

#40C5E2 #5FCEE7 #7ED8EC #99E0F0 #B8E9F4 #D7F3F9

Shades

#1DA1BF #198BA4 #147085 #105A6A #0B404B #072931

Use #21BBDE in Our Tools

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