How to Highlight Text in Notion (Ctrl+Shift+H)

Ctrl+Shift+H (Cmd+Shift+H on Mac) applies a background highlight color to the currently selected text, distinct from changing the text's font color itself — highlighting adds a colored background behind the characters rather than recoloring the characters. **Choosing a specific color**: The keyboard shortcut applies a highlight, but selecting which specific color requires the floating formatting toolbar that appears above any text selection — clicking the highlight icon there opens a color picker with several background color options plus a matching set of text-color-only options for changing the letters themselves rather than their background. On some Notion versions, repeatedly pressing the keyboard shortcut cycles through recently used or default highlight colors rather than opening the picker each time, though this cycling behavior has varied somewhat across versions. **Highlight versus text color**: These are two visually similar but functionally separate formatting options in the same color picker menu — a highlight colors the background behind the text while leaving the character color as-is (typically your theme's default text color), while a text color option instead recolors the characters themselves against the normal page background. Both can technically be applied to the same selection simultaneously, though doing so can produce a low-contrast, hard-to-read result depending on which specific colors you combine, so it's worth checking readability after combining both on the same text. **Common use cases**: Highlighting is commonly used to flag important terms in reference documentation, mark specific line items needing follow-up in meeting notes, or visually differentiate categories of content within a long page (for instance, consistently highlighting all action items a specific color so they're scannable at a glance without reading every line). **Related shortcuts**: Bold (Ctrl+B) and italic (Ctrl+I) are separate inline formatting options that can be freely combined with highlighting on the same text selection, since Notion tracks each inline formatting attribute independently rather than treating them as mutually exclusive options. **Mistake to avoid**: relying on highlight color alone to convey meaning (for instance, "red highlight means urgent") without also communicating that convention somewhere visible on the page or to collaborators, since an implicit color-coding system that only exists in your own head isn't discoverable by anyone else opening the same page without being told what each color is supposed to mean. **Clearing just the highlight without affecting other formatting**: selecting the highlighted text and choosing the "Default background" option from the same color picker removes only the highlight while leaving any other inline formatting (bold, italic, text color) on that selection completely untouched, which is more precise than the general clear-formatting shortcut if you specifically want to keep other formatting intact. **Highlighting an entire block versus a text selection**: selecting a whole block (via Escape to select it, rather than selecting text within it) and then choosing a color from that block's own color menu applies the color to the block's full background rather than just the selected characters — a visually different and often more prominent effect than inline text highlighting, commonly used for callout-style blocks or to make an entire paragraph stand out as a warning or important note, distinct from highlighting a specific phrase within otherwise normal text. **Combining highlight with the callout block type**: for content that specifically needs to stand out as a warning, tip, or important note, Notion's dedicated Callout block type (via the slash command) already comes with a colored background and an icon built in, which is often a better structural choice than manually highlighting a whole paragraph of regular text, since a callout is recognizable at a glance by its shape alone even before reading the color, while a highlighted paragraph of plain text relies entirely on the color itself to signal its importance.