#643FD5
Closest to "slateblue" · rgb(100, 63, 213)
Color codes
Shades & tints
About #643FD5
#643FD5 is a color with red 100, green 63 and blue 213 (on a 0–255 scale). In HSL it sits at a hue of 255°, 64% saturation and 54% lightness. For print, its CMYK breakdown is cmyk(53%, 70%, 0%, 16%). 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.