The hex color #a154a0 is a dark color. The web-safe version is Hex
#996699. A complementary color is
#5EAB5F. The grayscale version is
#878787. A 20% lighter version of the original color is
#D487D3, and Hex
#6E216D is the 20% darker color. If the color is saturated by 10%, you get
#A44FA3. If the color is desaturated by 10%, the color
#9E599E is obtained.