Difference is what makes anything perceivable, and it is measurable for text against its background.
FND·002UI foundation · Visual design
Tag16 entries across 4 sections
wcag
Entries tagged wcag, drawn from across the library. Tags cut through the section structure, which is where most of the useful connections are.
Type
Category
Level
16 entries
Around one in twelve men has a colour vision deficiency, so colour has to be reinforced by something else.
FND·028UI foundation · Color
The space between lines, which governs whether a paragraph is readable and is a WCAG requirement.
FND·034UI foundation · Typography
What the standard is, which version applies, and how the levels translate into design decisions.
A11Y·001Accessibility · Standards
Colour may reinforce meaning but must never be the only thing carrying it.
A11Y·010Accessibility · Perceivable
Interactive targets need to be large enough and spaced enough to hit reliably.
A11Y·011Accessibility · Operable
Content must work at 400 percent zoom without horizontal scrolling, which is the same as working at 320 pixels wide.
A11Y·013Accessibility · Perceivable
Text must scale to 200 percent without breaking, which means never sizing type in absolute units.
A11Y·014Accessibility · Perceivable
Users must be able to increase spacing without content being clipped or lost.
A11Y·015Accessibility · Perceivable
Errors must be identified in text, described specifically, and accompanied by a suggested fix where one is known.
A11Y·016Accessibility · Understandable
Every input needs a persistent label, and format requirements must be stated before the user types.
A11Y·017Accessibility · Understandable
Content that appears on hover or focus must be dismissible, hoverable and persistent.
A11Y·018Accessibility · Perceivable
Single-character shortcuts must be switchable off, remappable, or active only on focus.
A11Y·019Accessibility · Operable
A structured assessment against WCAG, combining automated tooling with the manual testing that finds most real problems.
FLOW·012Workflow · Practice
Using a model alongside automated tooling, which extends coverage a little and does not approach a real audit.
AI·005AI workflow · Evaluation
A practical WCAG 2.2 AA review pass, ordered so the checks that find the most problems come first.
CHK·002Checklist · Accessibility