#645E63 Color

#645E63 is rgb(100, 94, 99) in RGB and hsl(310, 3%, 38%) in HSL. The closest CSS named color is DimGray. White text is most readable on this background.

#645E63

HEX#645E63

RGBrgb(100, 94, 99)

HSLhsl(310, 3%, 38%)

HSVhsv(310, 6%, 39%)

OKLCHoklch(48.9% 0.011 331.1)

CMYKcmyk(0%, 6%, 1%, 61%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #645E63 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.32:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.32:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #645E63 based on color wheel relationships. Click any swatch for its full breakdown.

Base#645E63 Complementary#5E645F Analogous#625E64 Analogous#645E60 Triadic#63645E Triadic#5E6364

Tints & Shades

Lighter tints and darker shades of #645E63, useful for hover states, backgrounds, and text variants.

Tints

#7B747A #90898F #A6A0A5 #BAB5B9 #D0CDD0 #E4E2E4

Shades

#575256 #4A4549 #3C393C #322F31 #252324 #181617

Use #645E63 in Our Tools

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