#666DB7 Color

#666DB7 is rgb(102, 109, 183) in RGB and hsl(235, 36%, 56%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#666DB7

HEX#666DB7

RGBrgb(102, 109, 183)

HSLhsl(235, 36%, 56%)

HSVhsv(235, 44%, 72%)

OKLCHoklch(56.2% 0.114 278)

CMYKcmyk(44%, 40%, 0%, 28%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666DB7 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.73:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.44:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666DB7 based on color wheel relationships. Click any swatch for its full breakdown.

Base#666DB7 Complementary#B7B066 Analogous#6696B7 Analogous#8866B7 Triadic#B7666D Triadic#6DB766

Tints & Shades

Lighter tints and darker shades of #666DB7, useful for hover states, backgrounds, and text variants.

Tints

#7B81C1 #9095CB #A5A9D5 #BABDDE #CED1E8 #E3E4F2

Shades

#5057AA #43498E #373D76 #2A2E5A #1F2242 #121426

Use #666DB7 in Our Tools

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