#666397 Color

#666397 is rgb(102, 99, 151) in RGB and hsl(243, 21%, 49%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#666397

HEX#666397

RGBrgb(102, 99, 151)

HSLhsl(243, 21%, 49%)

HSVhsv(243, 34%, 59%)

OKLCHoklch(52.4% 0.081 285.9)

CMYKcmyk(32%, 34%, 0%, 41%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666397 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.53:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.8:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666397 based on color wheel relationships. Click any swatch for its full breakdown.

Base#666397 Complementary#959763 Analogous#637A97 Analogous#806397 Triadic#976563 Triadic#639765

Tints & Shades

Lighter tints and darker shades of #666397, useful for hover states, backgrounds, and text variants.

Tints

#7A77A6 #8F8DB4 #A4A2C3 #B9B8D1 #CECEDF #E4E3ED

Shades

#595785 #4A496F #3E3C5D #302E47 #232234 #15141F

Use #666397 in Our Tools

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