#66FBE5
Closest to "aquamarine" · rgb(102, 251, 229)
Color codes
Shades & tints
About #66FBE5
#66FBE5 is a color with red 102, green 251 and blue 229 (on a 0–255 scale). In HSL it sits at a hue of 171°, 95% saturation and 69% lightness. For print, its CMYK breakdown is cmyk(59%, 0%, 9%, 2%). The closest named CSS color is aquamarine. 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.