#645BA9 Color

#645BA9 is rgb(100, 91, 169) in RGB and hsl(247, 31%, 51%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#645BA9

HEX#645BA9

RGBrgb(100, 91, 169)

HSLhsl(247, 31%, 51%)

HSVhsv(247, 46%, 66%)

OKLCHoklch(51.7% 0.12 286.7)

CMYKcmyk(41%, 46%, 0%, 34%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #645BA9 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.82:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.61:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #645BA9 based on color wheel relationships. Click any swatch for its full breakdown.

Base#645BA9 Complementary#A0A95B Analogous#5B79A9 Analogous#8B5BA9 Triadic#A9645B Triadic#5BA964

Tints & Shades

Lighter tints and darker shades of #645BA9, useful for hover states, backgrounds, and text variants.

Tints

#7A73B5 #8D87C0 #A39ECC #BAB6D8 #D0CDE5 #E3E1EF

Shades

#564D93 #4A437F #3C3768 #2F2A50 #211E39 #151325

Use #645BA9 in Our Tools

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