color.adjust() Blackness color.adjust($color, $blackness: $amount) MENU Navigation color.scale() $lightness $saturation $alpha $whiteness $blackness color.adjust() $lightness $saturation $hue $alpha $whiteness $blackness Other color.mix() color.grayscale() color.complement() color.invert(() HOME $color Show 100 50 25 20 10 color.adjust(, $blackness: [0 ～ 100]%)