The hex color #53bae3 is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#AC451C. The grayscale version is
#A5A5A5. A 20% lighter version of the original color is
#86EDFF, and Hex
#2087B0 is the 20% darker color. If the color is saturated by 10%, you get
#4BBCE9. If the color is desaturated by 10%, the color
#5BB8DD is obtained.