#666CA9 Color

#666CA9 is rgb(102, 108, 169) in RGB and hsl(235, 28%, 53%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#666CA9

HEX#666CA9

RGBrgb(102, 108, 169)

HSLhsl(235, 28%, 53%)

HSVhsv(235, 40%, 66%)

OKLCHoklch(55.3% 0.095 278.5)

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

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666CA9 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.9:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.28:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666CA9 based on color wheel relationships. Click any swatch for its full breakdown.

Base#666CA9 Complementary#A9A366 Analogous#668DA9 Analogous#8266A9 Triadic#A9666B Triadic#6BA966

Tints & Shades

Lighter tints and darker shades of #666CA9, useful for hover states, backgrounds, and text variants.

Tints

#797EB4 #9094C1 #A4A7CC #BABDD8 #CED0E3 #E5E6F0

Shades

#545A96 #484C7F #3B3F68 #2E3152 #21233B #141624

Use #666CA9 in Our Tools

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