#666DA9 Color

#666DA9 is rgb(102, 109, 169) in RGB and hsl(234, 28%, 53%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#666DA9

HEX#666DA9

RGBrgb(102, 109, 169)

HSLhsl(234, 28%, 53%)

HSVhsv(234, 40%, 66%)

OKLCHoklch(55.5% 0.093 277.8)

CMYKcmyk(40%, 36%, 0%, 34%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666DA9 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.86:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.33:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666DA9 based on color wheel relationships. Click any swatch for its full breakdown.

Base#666DA9 Complementary#A9A266 Analogous#668EA9 Analogous#8066A9 Triadic#A9666C Triadic#6CA966

Tints & Shades

Lighter tints and darker shades of #666DA9, useful for hover states, backgrounds, and text variants.

Tints

#797FB4 #9095C1 #A4A8CC #BABDD8 #CED0E3 #E5E6F0

Shades

#545B96 #484D7F #3B3F68 #2E3152 #21243B #141624

Use #666DA9 in Our Tools

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