#66FFCC Color

#66FFCC is rgb(102, 255, 204) in RGB and hsl(160, 100%, 70%) in HSL. The closest CSS named color is Aquamarine. Black text is most readable on this background.

#66FFCC

HEX#66FFCC

RGBrgb(102, 255, 204)

HSLhsl(160, 100%, 70%)

HSVhsv(160, 60%, 100%)

OKLCHoklch(90.5% 0.149 167.7)

CMYKcmyk(60%, 0%, 20%, 0%)

Text Contrast & Accessibility

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

TextWhite text1.25:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text16.74:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

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

Base#66FFCC Complementary#FF6699 Analogous#66FF80 Analogous#66E5FF Triadic#CC66FF Triadic#FFCC66

Tints & Shades

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

Tints

#7AFFD3 #8FFFDA #A3FFE0 #B8FFE7 #CCFFEE #E0FFF5

Shades

#38FFBD #05FFAC #00D68F #00A36D #00754E #00422C

Use #66FFCC in Our Tools

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