Sometimes you need to make your own visuals, slides, documents, videos and more. And I know how hard it can be to choose in this sea of visuals and tips.
Colors
Choose contrasted colors
As important as knowing if you colors go well together, making sure everyone can read your text is too.
You can check if the colors you choose are contrasted enough ↓
To highlight important information, play with the text's size and thickness.
Minimize colors to call attention on any content. Colors can be confusing for some, try using graphic elements.
This is a title
This is a smaller title
This is a smaller smaller title
This a medium text This an important word inside the medium text
This is a teeny tiny text for a legend
Videos & subtitles
Make sure you have contrasted subtitles and/or a transcript.
Adding subtitles can help all of us : from those with auditory disabilities to those who forgot their headphones at home.
You can use all of the advices above to be sure that they are inclusive : contrasted colors (white on black usually), a sans-serif font and a adapted size of the text on the screen.
I'm updating these informations everytime I come through new issues.