Low Vision
Significant visual impairment not correctable by glasses. Benefits from magnification, high contrast, and large text.
More Related Accessibility Terms
Active Cursor Indicator
A visible caret or pointer state that helps users track input focus or text insertion position, essential for low-vision and cognitive accessibility.
Color Contrast
The contrast ratio between foreground and background colors. WCAG requires 4.5:1 for body text and 3:1 for large text, icons, and UI.
Color Vision Deficiency (Color Blindness)
A range of conditions where certain colors are harder to distinguish. Designs must not rely on color alone to convey information.
Contrast Ratio
The relative luminance of the lighter color divided by that of the darker color (each plus 0.05), from 1:1 to 21:1. WCAG AA requires 4.5:1 for normal text and 3:1 for large text and UI components.
High Contrast Mode
Operating system display mode that increases contrast. Respect system preferences and ensure custom styles remain legible.
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