Isotelus.net

Luminance, Luminance Ratio, and Web Page Legibility: New: 30 Nov 2021
This page provides an interactive tool for evaluating text-color and background-color pairs by calculating their LR (Luminance Ratio) and displaying samples of the pair.
What's an Isotelus?: Long before there were dinosaurs, there were trilobites. The species of the genus Isotelus were the largest of them all.
Questions? Comments?: Drop a line: