#6663C5 Color

#6663C5 is rgb(102, 99, 197) in RGB and hsl(242, 46%, 58%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#6663C5

HEX#6663C5

RGBrgb(102, 99, 197)

HSLhsl(242, 46%, 58%)

HSVhsv(242, 50%, 77%)

OKLCHoklch(55.1% 0.148 281.8)

CMYKcmyk(48%, 50%, 0%, 23%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #6663C5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.05:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.16:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #6663C5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#6663C5 Complementary#C2C563 Analogous#6391C5 Analogous#9763C5 Triadic#C56663 Triadic#63C566

Tints & Shades

Lighter tints and darker shades of #6663C5, useful for hover states, backgrounds, and text variants.

Tints

#7C79CD #8E8CD4 #A4A2DD #BAB8E5 #D0CFED #E2E1F4

Shades

#4945BA #3F3BA0 #333082 #272565 #1C1A47 #11112D

Use #6663C5 in Our Tools

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