Alternatives to Sim Daltonism
A color blindness simulator for Mac and iOS that filters a screen region or camera view. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
Sim Daltonism
A color blindness simulator for Mac and iOS that filters a screen region or camera view.
Replacements
Listings that take over the same core job as Sim Daltonism.
Coblis
A browser-based simulator that shows how an image looks to people with color vision deficiencies.
Coblis runs in any browser and simulates color blindness on uploaded images processed locally, but cannot filter live screen areas or camera views.
Toptal Colorblind Web Page Filter
A web tool that renders a web page through color blindness filters to test its design.
Toptal Colorblind Web Page Filter renders a live web page URL through color blindness filters in the browser, rather than filtering any screen region.
WhoCanUse
A web tool showing how a text and background color pair looks to people with various vision conditions.
WhoCanUse is a web tool previewing a single text and background color pair under various vision conditions, not whole screens or camera views.
Similar software
Related functionality, not a direct replacement.
Viz Palette
A web tool for testing data visualization color palettes, including color vision deficiency simulation.
Color Hexa
A web color encyclopedia with conversions, schemes, shades and colorblind simulation for any color.
Paletton
A long-running web color scheme designer built around a color wheel and classic harmony rules.
Adobe Color
A free web tool from Adobe for building color palettes from harmony rules, images and accessibility checks.
HCL Wizard
Web tools for designing HCL-based color palettes and checking them for color vision deficiencies.
Sip
A macOS menu bar color picker for collecting, organizing and sharing color palettes.
