Affected versions

• 75.0a1 (2020-03-04), 74.0;

Affected platforms

• Windows 10, macOS 10.15, Ubuntu 18.04;

Steps to reproduce

• devtools.webconsole.input.eagerEvaluation set on true;

1. Launch Firefox, enable DevTools, select the Console tab;
2. Evaluate the following expression: 1+1
3. Select from the evaluation preview both it and the expression input at step 2;

Expected result

• expression text is readable;

Actual result

• expression text is white and selection is a light color making it really hard to read;

Regression range

• not a regression;

Additional notes

• attached recording with the issue;
• this issue is most visible with dark theme set on DevTools.