The hex color #74c81c is a light color. The web-safe version is Hex
#66CC33. A complementary color is
#8B37E3. The grayscale version is
#737373. A 20% lighter version of the original color is
#A7FB4F, and Hex
#419500 is the 20% darker color. If the color is saturated by 10%, you get
#74D113. If the color is desaturated by 10%, the color
#74BF25 is obtained.