The hex color #f0129e is a dark color. The web-safe version is Hex
#FF0099. A complementary color is
#0FED61. The grayscale version is
#8B8B8B. A 20% lighter version of the original color is
#FF45D1, and Hex
#BD006B is the 20% darker color. If the color is saturated by 10%, you get
#FA06A0. If the color is desaturated by 10%, the color
#E61E9C is obtained.