How to use Color vision

Steps, videos and tips for the tool.

Simulate common colour-vision differences, or highlight selected hues in the camera.

Watch how it works.

Video coming soon

Getting started

Choose a colour-vision simulation

Choose Simulate and select Red-weak, Green-weak, Blue-weak or No color.

This is a still image. The how-to video has not been recorded yet.

Read the steps

Basics

Step by step.

Get started

  1. Choose a colour-vision simulation

    Choose Simulate and select Red-weak, Green-weak, Blue-weak or No color.

Measure

  1. Highlight selected hues

    Choose Highlight to leave chosen hues coloured while the rest turns grey; use Hold, Speak or Photo as needed.

  2. Compare the simulated and original view

    Drag the comparison line to compare both sides.

Guided tour

Try these steps in the app. All tour instructions stay readable here.

  1. Choose a colour-vision simulation

    Choose Simulate and select Red-weak, Green-weak, Blue-weak or No color.

  2. Compare the simulated and original view

    Drag the comparison line to compare both sides.

  3. Highlight selected hues

    Choose Highlight to leave chosen hues coloured while the rest turns grey; use Hold, Speak or Photo as needed.

Get the tool.

Find Color vision in these apps.

ToolboxColor Picker

Tips.

Say the color when I tap can speak the colour under your tap.

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