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APCA contrast tester
Measure perceptual contrast between text and background colors in APCA Lc. This is not a WCAG 2 pass/fail test.
01Enter your values
Runs in your browser02APCA contrast tester
Runs in your browser
How it works
Measure perceptual contrast between text and background colors in APCA Lc. This is not a WCAG 2 pass/fail test.
APCA-W3 0.1.9 · Lc
Runs in your browser
Discovery source
Your data stays yours
Inputs are processed on this page and are never sent to a server.
About this tool
Use tool ↑Measure perceptual contrast between text and background colors in APCA Lc. This is not a WCAG 2 pass/fail test.
Compare text and background; APCA and WCAG 2 use different methods and must be read separately.
How to use it
- Enter your values
Text color · Background
- Calculate / generate
Measure perceptual contrast between text and background colors in APCA Lc. This is not a WCAG 2 pass/fail test.
- Result
102.72192853 Lc
Calculation method
APCA-W3 0.1.9 · Lc
APCA contrast tester
- Text color
- #182239
- Background
- #ffffff
Result
102.72192853 Lc
Frequently asked questions
How should I interpret the result?
Compare text and background; APCA and WCAG 2 use different methods and must be read separately.
Where does my data go?
Calculations run on your device. Form inputs are not sent to a server.