#21B52B Color

#21B52B is rgb(33, 181, 43) in RGB and hsl(124, 69%, 42%) in HSL. The closest CSS named color is LimeGreen. Black text is most readable on this background.

#21B52B

HEX#21B52B

RGBrgb(33, 181, 43)

HSLhsl(124, 69%, 42%)

HSVhsv(124, 82%, 71%)

OKLCHoklch(67.4% 0.211 143.4)

CMYKcmyk(82%, 0%, 76%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21B52B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.72:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text7.71:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #21B52B based on color wheel relationships. Click any swatch for its full breakdown.

Base#21B52B Complementary#B521AB Analogous#61B521 Analogous#21B575 Triadic#2B21B5 Triadic#B52B21

Tints & Shades

Lighter tints and darker shades of #21B52B, useful for hover states, backgrounds, and text variants.

Tints

#28D733 #4ADE54 #6CE474 #8FEA95 #B1F1B6 #D4F7D6

Shades

#1D9F26 #198620 #15701B #105615 #0C410F #072709

Use #21B52B in Our Tools

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