#645AB5 Color

#645AB5 is rgb(100, 90, 181) in RGB and hsl(247, 38%, 53%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#645AB5

HEX#645AB5

RGBrgb(100, 90, 181)

HSLhsl(247, 38%, 53%)

HSVhsv(247, 50%, 71%)

OKLCHoklch(52.2% 0.139 285.5)

CMYKcmyk(45%, 50%, 0%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #645AB5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.72:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.67:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #645AB5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#645AB5 Complementary#AAB55A Analogous#5A7DB5 Analogous#925AB5 Triadic#B5645A Triadic#5AB564

Tints & Shades

Lighter tints and darker shades of #645AB5, useful for hover states, backgrounds, and text variants.

Tints

#786FBE #8F87C9 #A39CD3 #BAB5DE #CECAE7 #E5E3F2

Shades

#5349A2 #463E89 #3A3371 #2D2858 #211C3F #141127

Use #645AB5 in Our Tools

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