#646C87 Color

#646C87 is rgb(100, 108, 135) in RGB and hsl(226, 15%, 46%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#646C87

HEX#646C87

RGBrgb(100, 108, 135)

HSLhsl(226, 15%, 46%)

HSVhsv(226, 26%, 53%)

OKLCHoklch(53.5% 0.044 272)

CMYKcmyk(26%, 20%, 0%, 47%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #646C87 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.2:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.04:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #646C87 based on color wheel relationships. Click any swatch for its full breakdown.

Base#646C87 Complementary#877F64 Analogous#647E87 Analogous#6D6487 Triadic#87646C Triadic#6C8764

Tints & Shades

Lighter tints and darker shades of #646C87, useful for hover states, backgrounds, and text variants.

Tints

#757E99 #8D94AA #A1A7BA #B9BDCB #CDD0DA #E5E6EB

Shades

#575E75 #4A5064 #3D4252 #303441 #23262F #16171D

Use #646C87 in Our Tools

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