Color contrast is about how easy text is to read against its background. When the difference between the two colors is too small, words can blur together, especially on a small screen, in bright light, or for people with low vision. Good contrast does not require bold or garish colors. It simply means choosing pairs that stay clear in real conditions, not only on a perfect monitor in a dark room.
The good news is that you can check contrast with a clear, repeatable process. Work through the steps below for your main text colors first, then apply the same checks to buttons, links, and other important elements.
Choose and Test Your Main Pairs
Start by listing the text and background pairs you actually use, such as body text on white, headings on a tinted background, and white text on a colored button. Test each pair with a contrast checker tool, which compares the lightness of the two colors and gives you a pass or fail result. If a pair fails, adjust one color at a time.
Pay special attention to small and light-weight text, because it needs stronger contrast than large, bold headings to stay readable. Also check text placed over images or gradients. A photo behind a heading can look striking, but busy areas of the image can reduce legibility. Adding a solid overlay, moving the text to a plainer area, or choosing a darker background treatment can solve the problem without changing your overall style.
Do not rely on color alone to carry meaning. If an error message is shown only in red, or a required field is marked only by color, some readers may miss it entirely. Add a clear label, an icon, or supporting text so the message is understood even without color.
Apply the Same Checks Across the Design
Once your main pairs pass, work through the rest of the interface in the same way. Check navigation links, form labels, placeholder text, captions, and button states. Placeholder text and muted captions are common problem areas because they are often set in a pale gray that looks elegant but reads poorly.
Finally, test your design in realistic conditions. View it on a phone outdoors if you can, reduce the screen brightness, and try it at a smaller size. Ask a colleague to read the key screens without guidance. If they pause or squint, treat that as useful feedback, not a criticism of your taste. For related practical guidance, see our tutorial on Figma Auto Layout basics for beginners and our guide to creating a consistent design system for small teams.
Accessible color is not a separate finishing step. When you build it into your regular checks, readable designs become the default, and fewer fixes are needed later.