#66FFB5 Color

#66FFB5 is rgb(102, 255, 181) in RGB and hsl(151, 100%, 70%) in HSL. The closest CSS named color is Aquamarine. Black text is most readable on this background.

#66FFB5

HEX#66FFB5

RGBrgb(102, 255, 181)

HSLhsl(151, 100%, 70%)

HSVhsv(151, 60%, 100%)

OKLCHoklch(89.9% 0.167 159.1)

CMYKcmyk(60%, 0%, 29%, 0%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66FFB5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.27:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text16.54:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66FFB5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66FFB5 Complementary#FF66B0 Analogous#66FF69 Analogous#66FCFF Triadic#B566FF Triadic#FFB566

Tints & Shades

Lighter tints and darker shades of #66FFB5, useful for hover states, backgrounds, and text variants.

Tints

#7AFFBF #8FFFC9 #A3FFD3 #B8FFDC #CCFFE6 #E0FFF0

Shades

#38FF9F #05FF86 #00D66F #00A354 #00753D #004222

Use #66FFB5 in Our Tools

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