#645DA8 Color

#645DA8 is rgb(100, 93, 168) in RGB and hsl(246, 30%, 51%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#645DA8

HEX#645DA8

RGBrgb(100, 93, 168)

HSLhsl(246, 30%, 51%)

HSVhsv(246, 45%, 66%)

OKLCHoklch(52% 0.116 285.9)

CMYKcmyk(40%, 45%, 0%, 34%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #645DA8 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 #645DA8 based on color wheel relationships. Click any swatch for its full breakdown.

Base#645DA8 Complementary#A0A85D Analogous#5D7BA8 Analogous#8A5DA8 Triadic#A8645D Triadic#5DA864

Tints & Shades

Lighter tints and darker shades of #645DA8, useful for hover states, backgrounds, and text variants.

Tints

#7A74B4 #8D88BF #A39FCB #B9B6D8 #D0CDE4 #E3E1EF

Shades

#554F92 #4A447E #3C3767 #2F2B50 #211E38 #151424

Use #645DA8 in Our Tools

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