Customize your browser scrollbars with unlimited styling and color using scrollbar wp plugin.

ScrollKit - Nice Scrollbar

[This plugin can change the color, width,height of scrollbar in the wordpress website.]

WP Color Scrollbar is a jQuery custom scrollbar for your wordpress website. This plugin will enable awesome custom scrollbar.

Custom scrollbar for WordPress – style color, width, rail, and scroll speed, plus cursor shapes and click effects. Lightweight, no code required.