Tintra by xrogue

Use css color syntax to change the look and feel of your page.
Use cases include:
reading mode: type a color value for a warmer- yellowish tone for better reading.
dark mode: use color values to adjust your tint darkness to add a dark mode to a website.
custom color modes: Add custom modes to your favourite websites.

RGB , hex , RGBA and gradients acceptable!

(use css color styling for tints)