#12B571 Color

#12B571 is rgb(18, 181, 113) in RGB and hsl(155, 82%, 39%) in HSL. The closest CSS named color is MediumSeaGreen. Black text is most readable on this background.

#12B571

HEX#12B571

RGBrgb(18, 181, 113)

HSLhsl(155, 82%, 39%)

HSVhsv(155, 90%, 71%)

OKLCHoklch(68.2% 0.158 157.5)

CMYKcmyk(90%, 0%, 38%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #12B571 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.67:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text7.87:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #12B571 based on color wheel relationships. Click any swatch for its full breakdown.

Base#12B571 Complementary#B51256 Analogous#12B51F Analogous#12A7B5 Triadic#7112B5 Triadic#B57112

Tints & Shades

Lighter tints and darker shades of #12B571, useful for hover states, backgrounds, and text variants.

Tints

#16DA88 #33EB9E #58EEB0 #82F3C4 #A7F6D5 #D1FAE9

Shades

#109E63 #0D8754 #0B6F46 #095837 #064129 #042A1A

Use #12B571 in Our Tools

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