The hex color #61d1cf is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#9E2E30. The grayscale version is
#ABABAB. A 20% lighter version of the original color is
#94FFFF, and Hex
#2E9E9C is the 20% darker color. If the color is saturated by 10%, you get
#5AD5D3. If the color is desaturated by 10%, the color
#68CDCB is obtained.