#666BB2 Color

#666BB2 is rgb(102, 107, 178) in RGB and hsl(236, 33%, 55%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#666BB2

HEX#666BB2

RGBrgb(102, 107, 178)

HSLhsl(236, 33%, 55%)

HSVhsv(236, 43%, 70%)

OKLCHoklch(55.5% 0.11 279.1)

CMYKcmyk(43%, 40%, 0%, 30%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666BB2 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.87:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.31:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666BB2 based on color wheel relationships. Click any swatch for its full breakdown.

Base#666BB2 Complementary#B2AD66 Analogous#6691B2 Analogous#8766B2 Triadic#B2666B Triadic#6BB266

Tints & Shades

Lighter tints and darker shades of #666BB2, useful for hover states, backgrounds, and text variants.

Tints

#7B7FBC #8F93C7 #A3A6D1 #BBBDDD #D0D1E7 #E4E5F1

Shades

#5257A3 #444988 #383C70 #2C2F58 #202340 #131425

Use #666BB2 in Our Tools

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