#21D1E8 Color

#21D1E8 is rgb(33, 209, 232) in RGB and hsl(187, 81%, 52%) in HSL. The closest CSS named color is DarkTurquoise. Black text is most readable on this background.

#21D1E8

HEX#21D1E8

RGBrgb(33, 209, 232)

HSLhsl(187, 81%, 52%)

HSVhsv(187, 86%, 91%)

OKLCHoklch(79% 0.132 209.3)

CMYKcmyk(86%, 10%, 0%, 9%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21D1E8 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.85:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text11.35:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #21D1E8 based on color wheel relationships. Click any swatch for its full breakdown.

Base#21D1E8 Complementary#E83921 Analogous#21E89C Analogous#216DE8 Triadic#E821D1 Triadic#D1E821

Tints & Shades

Lighter tints and darker shades of #21D1E8, useful for hover states, backgrounds, and text variants.

Tints

#42D7EB #5DDDEE #7EE4F1 #99EAF4 #BAF1F8 #D5F6FB

Shades

#16BAD0 #129DAF #0F808F #0C6773 #094A53 #052D33

Use #21D1E8 in Our Tools

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