/**
 * colorful
 */
$blue ?= #1700FF
$lightBlue ?= lighten($blue, 80%)
$green ?= #5FCA16
$lightGreen ?= lighten($green, 80%)
$red ?= #F42828
$lightRed ?= lighten($red, 80%)

$magenta ?= #EB008B
$orange ?= #FF9600
$purple ?= #A324EA
$yellow ?= #FFD800
$turquoise ?= #1DE9CF
/**
 * gradient
 */

/**
 * grayscale
 */
$white ?= #FFFFFF
$gray ?= #AAAAAA
$black ?= #000000
$shadow ?= alpha($black, 5%)

$mainColor ?= $black