#645AAC
Closest to "slateblue" · rgb(100, 90, 172)
Color codes
Shades & tints
About #645AAC
#645AAC is a color with red 100, green 90 and blue 172 (on a 0–255 scale). In HSL it sits at a hue of 247°, 33% saturation and 51% lightness. For print, its CMYK breakdown is cmyk(42%, 48%, 0%, 33%). 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.