Color

Shows how your image looks to people with color vision deficiency: protanopia, deuteranopia, tritanopia, achromatopsia.

Visualizes the tonal distribution across R/G/B and luminance channels with median, mean and clipping percentages.

Checks contrast between two colors against WCAG 2.1 — AA and AAA for normal and large text.

Extracts dominant colors: 2–16 hues sorted by area share.

Picks the color of any pixel — HEX, RGB, HSL.

Converts an image to grayscale with a choice of luminance weights.