#66C5D1 Color

#66C5D1 is rgb(102, 197, 209) in RGB and hsl(187, 54%, 61%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.

#66C5D1

HEX#66C5D1

RGBrgb(102, 197, 209)

HSLhsl(187, 54%, 61%)

HSVhsv(187, 51%, 82%)

OKLCHoklch(77% 0.091 206.3)

CMYKcmyk(51%, 6%, 0%, 18%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66C5D1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.01:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text10.47:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66C5D1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66C5D1 Complementary#D17266 Analogous#66D1A8 Analogous#668FD1 Triadic#D166C5 Triadic#C5D166

Tints & Shades

Lighter tints and darker shades of #66C5D1, useful for hover states, backgrounds, and text variants.

Tints

#79CCD7 #91D5DE #A5DDE4 #B8E4EA #CCECF0 #E4F5F7

Shades

#46B9C8 #35A2B1 #2B8591 #21656E #17484F #0E2B2F

Use #66C5D1 in Our Tools

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