#666AA3 Color

#666AA3 is rgb(102, 106, 163) in RGB and hsl(236, 25%, 52%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#666AA3

HEX#666AA3

RGBrgb(102, 106, 163)

HSLhsl(236, 25%, 52%)

HSVhsv(236, 37%, 64%)

OKLCHoklch(54.5% 0.089 279.9)

CMYKcmyk(37%, 35%, 0%, 36%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666AA3 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.05:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.16:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666AA3 based on color wheel relationships. Click any swatch for its full breakdown.

Base#666AA3 Complementary#A39F66 Analogous#6689A3 Analogous#8166A3 Triadic#A3666A Triadic#6AA366

Tints & Shades

Lighter tints and darker shades of #666AA3, useful for hover states, backgrounds, and text variants.

Tints

#7C80B1 #8F92BC #A6A8C9 #B9BBD5 #CFD0E2 #E2E3EE

Shades

#565A8F #494C79 #3B3E63 #303250 #222439 #151623

Use #666AA3 in Our Tools

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