#664F9C Color

#664F9C is rgb(102, 79, 156) in RGB and hsl(258, 33%, 46%) in HSL. The closest CSS named color is RebeccaPurple. White text is most readable on this background.

#664F9C

HEX#664F9C

RGBrgb(102, 79, 156)

HSLhsl(258, 33%, 46%)

HSVhsv(258, 49%, 61%)

OKLCHoklch(48.8% 0.121 295.3)

CMYKcmyk(35%, 49%, 0%, 39%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #664F9C background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.64:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.16:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #664F9C based on color wheel relationships. Click any swatch for its full breakdown.

Base#664F9C Complementary#859C4F Analogous#4F5E9C Analogous#8D4F9C Triadic#9C664F Triadic#4F9C66

Tints & Shades

Lighter tints and darker shades of #664F9C, useful for hover states, backgrounds, and text variants.

Tints

#7760AF #8E7BBC #A392C8 #BAAED6 #CEC5E2 #E5E0F0

Shades

#594488 #4B3A73 #3E305F #31264B #231B36 #161122

Use #664F9C in Our Tools

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