Description

The caption text element (<figcaption>) has a transparent color set on some themes for some reason, making it invisible.

Step-by-step reproduction instructions

1. Make sure your WordPress site has the Twenty Fourteen theme set;
2. Add a Video or Image block, embed a Youtube video for example;
3. Or add an Image block and upload an image;
4. Add a caption to the video, or the image. Observe how the text can't be seen. You can still select and type, though.

Expected behaviour

The caption text (<figcaption>) should have a color that contrasts with the background to make it visible to the user, it should not be transparent.

Actual behaviour

The caption text element (<figcaption>) has a transparent color set on some themes (more details below) for some reason, making it invisible.

Screenshots or screen recording (optional)

WordPress information

• WordPress version: 5.8-alpha-50843.
• Gutenberg version: 10.7.2.
• Are all plugins except Gutenberg deactivated? Yes.
• Are you using a default theme (e.g. Twenty Twenty-One)? No.

Device information

• Device: Desktop.
• Operating system: Ubuntu Linux 18.04.
• Browser: Firefox 90.0b3.