#646990 Color

#646990 is rgb(100, 105, 144) in RGB and hsl(233, 18%, 48%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#646990

HEX#646990

RGBrgb(100, 105, 144)

HSLhsl(233, 18%, 48%)

HSVhsv(233, 31%, 56%)

OKLCHoklch(53.2% 0.061 278.4)

CMYKcmyk(31%, 27%, 0%, 44%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #646990 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.3:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.97:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #646990 based on color wheel relationships. Click any swatch for its full breakdown.

Base#646990 Complementary#908B64 Analogous#648090 Analogous#756490 Triadic#90646A Triadic#6A9064

Tints & Shades

Lighter tints and darker shades of #646990, useful for hover states, backgrounds, and text variants.

Tints

#787CA1 #8D91B0 #A2A5BE #BABCCF #CFD1DE #E4E5EC

Shades

#585C7E #494D69 #3D4057 #303345 #242533 #15161E

Use #646990 in Our Tools

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