Color contrast refers to the difference between the brightness of the background color and foreground color of digital content. Black text on a white background is very high contrast; light grey text ...
n.d.). Text color that is too similar to the background color will be hard to read (Kalbag, 2017, p. 75). Poor contrast between the foreground and background colors also makes content harder to see ...
An accessibility checker tool for validating the color contrast based on WCAG 2.0 and WCAG 2.1 standard. The formula (L1/L2) for contrast is based on [ISO-9241-3] and [ANSI-HFES-100-1988 ...
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