Tools and software for designing and testing websites.
Viewport Emulator
Adobe Color Wheel
WAVE
Tenon
AXE
ARC Toolkit
SiteImprove
VisBug
AXE Monitor
Deque Color Contrast Analyzer
Website Accessibility Evaluation Report Generator – This tool helps you generate a report according to the Website Accessibility Conformance Evaluation Methodology (WCAG-EM). It does not perform any accessibility checks.
Color Contrast Tester, by Joe Dolson
JAWS Inspect with JISpeak
ARC Monitoring
Tanaguru Contrast Finder