#21A8BA Color

#21A8BA is rgb(33, 168, 186) in RGB and hsl(187, 70%, 43%) in HSL. The closest CSS named color is LightSeaGreen. Black text is most readable on this background.

#21A8BA

HEX#21A8BA

RGBrgb(33, 168, 186)

HSLhsl(187, 70%, 43%)

HSVhsv(187, 82%, 73%)

OKLCHoklch(67.2% 0.11 209)

CMYKcmyk(82%, 10%, 0%, 27%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21A8BA background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.85:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text7.37:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #21A8BA based on color wheel relationships. Click any swatch for its full breakdown.

Base#21A8BA Complementary#BA3321 Analogous#21BA80 Analogous#215CBA Triadic#BA21A8 Triadic#A8BA21

Tints & Shades

Lighter tints and darker shades of #21A8BA, useful for hover states, backgrounds, and text variants.

Tints

#2BC5DA #4DCFE0 #70D8E6 #8EE0EB #B1EAF1 #D4F3F7

Shades

#1C91A0 #187D8B #146671 #10525B #0B3B41 #08272B

Use #21A8BA in Our Tools

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