#664FBA Color

#664FBA is rgb(102, 79, 186) in RGB and hsl(253, 44%, 52%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#664FBA

HEX#664FBA

RGBrgb(102, 79, 186)

HSLhsl(253, 44%, 52%)

HSVhsv(253, 58%, 73%)

OKLCHoklch(50.8% 0.162 289.2)

CMYKcmyk(45%, 58%, 0%, 27%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #664FBA background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.19:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.39:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #664FBA based on color wheel relationships. Click any swatch for its full breakdown.

Base#664FBA Complementary#A3BA4F Analogous#4F6DBA Analogous#9C4FBA Triadic#BA664F Triadic#4FBA66

Tints & Shades

Lighter tints and darker shades of #664FBA, useful for hover states, backgrounds, and text variants.

Tints

#7C68C4 #8F7ECD #A698D7 #B9AEE0 #CFC8EA #E2DEF2

Shades

#5640A5 #49368C #3B2C72 #30245C #221A42 #151028

Use #664FBA in Our Tools

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