#66BCD1 Color

#66BCD1 is rgb(102, 188, 209) in RGB and hsl(192, 54%, 61%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.

#66BCD1

HEX#66BCD1

RGBrgb(102, 188, 209)

HSLhsl(192, 54%, 61%)

HSVhsv(192, 51%, 82%)

OKLCHoklch(74.9% 0.088 215.6)

CMYKcmyk(51%, 10%, 0%, 18%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66BCD1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.17:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text9.68:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66BCD1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66BCD1 Complementary#D17B66 Analogous#66D1B1 Analogous#6686D1 Triadic#D166BC Triadic#BCD166

Tints & Shades

Lighter tints and darker shades of #66BCD1, useful for hover states, backgrounds, and text variants.

Tints

#79C4D7 #91CFDE #A5D7E4 #B8E0EA #CCE9F0 #E4F3F7

Shades

#46AEC8 #3598B1 #2B7D91 #215F6E #17444F #0E292F

Use #66BCD1 in Our Tools

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