#66BBCC Color

#66BBCC is rgb(102, 187, 204) in RGB and hsl(190, 50%, 60%) in HSL. The closest CSS named color is MediumTurquoise. Black text is most readable on this background.

#66BBCC

HEX#66BBCC

RGBrgb(102, 187, 204)

HSLhsl(190, 50%, 60%)

HSVhsv(190, 50%, 80%)

OKLCHoklch(74.5% 0.086 212.1)

CMYKcmyk(50%, 8%, 0%, 20%)

Text Contrast & Accessibility

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

TextWhite text2.2:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text9.55:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

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

Base#66BBCC Complementary#CC7766 Analogous#66CCAA Analogous#6688CC Triadic#CC66BB Triadic#BBCC66

Tints & Shades

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

Tints

#79C3D2 #90CEDA #A3D6E0 #BAE0E8 #CDE9EE #E4F3F6

Shades

#47ADC2 #3896A8 #2E7A8A #245F6B #19444D #0F292E

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