The hex color #2bb1a2 is a light color. The web-safe version is Hex
#339999. A complementary color is
#D44E5D. The grayscale version is
#7F7F7F. A 20% lighter version of the original color is
#5EE4D5, and Hex
#007E6F is the 20% darker color. If the color is saturated by 10%, you get
#23B6A5. If the color is desaturated by 10%, the color
#33AC9F is obtained.