#645BB0
Closest to "slateblue" · rgb(100, 91, 176)
Color codes
Shades & tints
About #645BB0
#645BB0 is a color with red 100, green 91 and blue 176 (on a 0–255 scale). In HSL it sits at a hue of 246°, 35% saturation and 52% lightness. For print, its CMYK breakdown is cmyk(43%, 48%, 0%, 31%). 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.