The hex color #3287d2 is a dark color. The web-safe version is Hex
#3399CC. A complementary color is
#CD782D. The grayscale version is
#848484. A 20% lighter version of the original color is
#65BAFF, and Hex
#00549F is the 20% darker color. If the color is saturated by 10%, you get
#2A87DA. If the color is desaturated by 10%, the color
#3A87CA is obtained.