#664EC6 Color

#664EC6 is rgb(102, 78, 198) in RGB and hsl(252, 51%, 54%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#664EC6

HEX#664EC6

RGBrgb(102, 78, 198)

HSLhsl(252, 51%, 54%)

HSVhsv(252, 61%, 78%)

OKLCHoklch(51.5% 0.179 287.6)

CMYKcmyk(48%, 61%, 0%, 22%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #664EC6 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.05:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.47:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #664EC6 based on color wheel relationships. Click any swatch for its full breakdown.

Base#664EC6 Complementary#AEC64E Analogous#4E72C6 Analogous#A24EC6 Triadic#C6664E Triadic#4EC666

Tints & Shades

Lighter tints and darker shades of #664EC6, useful for hover states, backgrounds, and text variants.

Tints

#7A65CD #9180D6 #A597DD #B9AEE5 #CDC5EC #E4E0F5

Shades

#533BB5 #47329A #3A297F #2C1F60 #201645 #130E2A

Use #664EC6 in Our Tools

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