OhMyCalc

WCAG Score Calculator

Calculate WCAG 2.1 compliance score from criteria passed, critical failures, and conformance levels.

How to Use the WCAG Score Calculator

  1. Enter total criteria tested and criteria passed.
  2. Enter critical failure count.
  3. Specify Level A and AA criteria met.
  4. Click Calculate for accessibility score.

Use Cases

Formula

Score = Compliance% - (Critical × 10); Compliance = Passed / Total × 100%

Frequently Asked Questions

How accurate is this calculator?
Results are based on standard industry formulas and are suitable for preliminary estimates.
What units are used?
Standard IT units (requests/sec, ms, %, USD) are used unless otherwise noted.
Is it free?
Yes, all calculators are completely free.