#645BA8
Closest to "slateblue" · rgb(100, 91, 168)
Color codes
Shades & tints
About #645BA8
#645BA8 is a color with red 100, green 91 and blue 168 (on a 0–255 scale). In HSL it sits at a hue of 247°, 31% saturation and 51% lightness. For print, its CMYK breakdown is cmyk(40%, 46%, 0%, 34%). The closest named CSS color is slateblue. Use the swatches above to step through lighter tints and darker shades — each opens its own page with full codes you can copy in one click.