#21A6BA Color

#21A6BA is rgb(33, 166, 186) in RGB and hsl(188, 70%, 43%) in HSL. The closest CSS named color is LightSeaGreen. Black text is most readable on this background.

#21A6BA

HEX#21A6BA

RGBrgb(33, 166, 186)

HSLhsl(188, 70%, 43%)

HSVhsv(188, 82%, 73%)

OKLCHoklch(66.7% 0.109 210.7)

CMYKcmyk(82%, 11%, 0%, 27%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21A6BA background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.91:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text7.23:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #21A6BA based on color wheel relationships. Click any swatch for its full breakdown.

Base#21A6BA Complementary#BA3521 Analogous#21BA82 Analogous#2159BA Triadic#BA21A6 Triadic#A6BA21

Tints & Shades

Lighter tints and darker shades of #21A6BA, useful for hover states, backgrounds, and text variants.

Tints

#2BC2DA #4DCCE0 #70D6E6 #8EDFEB #B1E9F1 #D4F3F7

Shades

#1C8FA0 #187B8B #146471 #10515B #0B3A41 #08272B

Use #21A6BA in Our Tools

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