#42FF81 Color

#42FF81 is rgb(66, 255, 129) in RGB and hsl(140, 100%, 63%) in HSL. The closest CSS named color is SpringGreen. Black text is most readable on this background.

#42FF81

HEX#42FF81

RGBrgb(66, 255, 129)

HSLhsl(140, 100%, 63%)

HSVhsv(140, 74%, 100%)

OKLCHoklch(88.1% 0.225 149.6)

CMYKcmyk(74%, 0%, 49%, 0%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #42FF81 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.32:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text15.85:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #42FF81 based on color wheel relationships. Click any swatch for its full breakdown.

Base#42FF81 Complementary#FF42C0 Analogous#62FF42 Analogous#42FFE0 Triadic#8142FF Triadic#FF8142

Tints & Shades

Lighter tints and darker shades of #42FF81, useful for hover states, backgrounds, and text variants.

Tints

#5CFF92 #75FFA3 #8FFFB4 #A8FFC5 #C2FFD6 #DBFFE7

Shades

#1AFF66 #00EB4E #00C241 #009431 #006B24 #003D14

Use #42FF81 in Our Tools

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