#645B9A Color

#645B9A is rgb(100, 91, 154) in RGB and hsl(249, 26%, 48%) in HSL. The closest CSS named color is RebeccaPurple. White text is most readable on this background.

#645B9A

HEX#645B9A

RGBrgb(100, 91, 154)

HSLhsl(249, 26%, 48%)

HSVhsv(249, 41%, 60%)

OKLCHoklch(50.8% 0.098 288.9)

CMYKcmyk(35%, 41%, 0%, 40%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #645B9A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.99:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.5:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #645B9A based on color wheel relationships. Click any swatch for its full breakdown.

Base#645B9A Complementary#919A5B Analogous#5B719A Analogous#845B9A Triadic#9A645B Triadic#5B9A64

Tints & Shades

Lighter tints and darker shades of #645B9A, useful for hover states, backgrounds, and text variants.

Tints

#776EAA #8C85B7 #A29BC5 #BAB5D4 #CFCCE1 #E4E2EE

Shades

#584F87 #494270 #3C375D #302B4A #232037 #151320

Use #645B9A in Our Tools

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