#645BB3 Color

#645BB3 is rgb(100, 91, 179) in RGB and hsl(246, 37%, 53%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#645BB3

HEX#645BB3

RGBrgb(100, 91, 179)

HSLhsl(246, 37%, 53%)

HSVhsv(246, 49%, 70%)

OKLCHoklch(52.3% 0.135 285.4)

CMYKcmyk(44%, 49%, 0%, 30%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #645BB3 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.69:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.69:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #645BB3 based on color wheel relationships. Click any swatch for its full breakdown.

Base#645BB3 Complementary#ABB35B Analogous#5B7EB3 Analogous#905BB3 Triadic#B3645B Triadic#5BB364

Tints & Shades

Lighter tints and darker shades of #645BB3, useful for hover states, backgrounds, and text variants.

Tints

#7870BD #8F88C8 #A29DD2 #BAB6DD #CDCBE7 #E5E3F2

Shades

#534AA1 #463F88 #393370 #2D2857 #201D3F #141226

Use #645BB3 in Our Tools

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