#665BB9 Color

#665BB9 is rgb(102, 91, 185) in RGB and hsl(247, 40%, 54%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#665BB9

HEX#665BB9

RGBrgb(102, 91, 185)

HSLhsl(247, 40%, 54%)

HSVhsv(247, 51%, 73%)

OKLCHoklch(52.8% 0.143 285.7)

CMYKcmyk(45%, 51%, 0%, 27%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #665BB9 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.58:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.76:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #665BB9 based on color wheel relationships. Click any swatch for its full breakdown.

Base#665BB9 Complementary#AEB95B Analogous#5B7FB9 Analogous#955BB9 Triadic#B9665B Triadic#5BB966

Tints & Shades

Lighter tints and darker shades of #665BB9, useful for hover states, backgrounds, and text variants.

Tints

#7A70C2 #9189CD #A59FD6 #B9B4DF #CDC9E8 #E4E2F3

Shades

#5348A8 #473D8F #3A3276 #2C2659 #201C40 #131127

Use #665BB9 in Our Tools

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