#66F591 Color

#66F591 is rgb(102, 245, 145) in RGB and hsl(138, 88%, 68%) in HSL. The closest CSS named color is LightGreen. Black text is most readable on this background.

#66F591

HEX#66F591

RGBrgb(102, 245, 145)

HSLhsl(138, 88%, 68%)

HSVhsv(138, 58%, 96%)

OKLCHoklch(86.8% 0.186 150.6)

CMYKcmyk(58%, 0%, 41%, 4%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66F591 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.4:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text15.03:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66F591 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66F591 Complementary#F566CA Analogous#82F566 Analogous#66F5D8 Triadic#9166F5 Triadic#F59166

Tints & Shades

Lighter tints and darker shades of #66F591, useful for hover states, backgrounds, and text variants.

Tints

#79F69E #91F8B0 #A4F9BD #B7FACB #CAFCD9 #E2FDEA

Shades

#3AF272 #0FF053 #0DC544 #099533 #076924 #043E15

Use #66F591 in Our Tools

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