(Experimental duplicate detection)
Thanks for submitting this issue. Please also check if it is already covered by an existing one, like:

• [Accessibility]A11y_VSCode_SelectIndentation_ColorContrast:Color contrast ratio is less than 4.5:1 for the placeholder and the list items present on the screen (#51837)
• [Accessibility]A11y_VSCode_ColorTheme_ColorContrast:Color contrast ratio is less than 4.5:1 for the placeholder and the list items present on the screen (#51830)
• [Accessibility]A11y_VSCode_LangMode_ColorContrast:Color contrast ratio is less than 4.5:1 for the placeholder and the list items present on the screen (#51833)
• [Accessibility]A11y_VSCode_SelectEncoding_ColorContrast:Color contrast ratio is less than 4.5:1 for the placeholder and the list items present on the screen (#51836)
• [Accessibility]A11y_VSCode_EndOfLineSequence_ColorContrast:Color contrast ratio is less than 4.5:1 for the placeholder and the list items present on the screen (#51834)

Ursprünglich gepostet von @vscodebot in microsoft/vscode#52044 (comment)