You can add a background color behind a specific text selection or behind an entire paragraph so that the color extends from margin to margin. If you print your document or download it as a PDF, the background color is visible in the printed copy or PDF.
Note: You can also add a color behind text that isn’t visible when you print or download your document. See Add a color highlight.
Go to Pages for iCloud 
, then sign in to your Apple Account (if necessary).
In your document, select the text you want to change.
In the Format 
sidebar, click the Style button near the top.
If the text is in a table cell, click the Cell tab at the top of the sidebar instead of the Style button.
In the Font section, click 
, then select the Text Background checkbox.
Click the color well to the right of the text box (it looks like a rectangle), then choose a color.
Go to Pages for iCloud , then sign in to your Apple Account (if necessary).
In your document, click in a paragraph or select multiple paragraphs.
Tip: If you don’t want subsequent paragraphs to use the background color, add the color after you press Return to begin a new paragraph, or add the color when you’re finished typing.
In the Format sidebar on the right, click the Layout button near the top.
Select the Paragraph Background checkbox, then click the color well (it looks like a rectangle) and choose a color.
Go to Pages for iCloud , then sign in to your Apple Account (if necessary).
In your document, select the text or paragraphs with the background color you want to remove.
In the Format sidebar on the right, do either of the following:
If the color is behind the text only (not into the margins): Click the Style button near the top, click , then deselect the Text Background checkbox.
If you’re not sure whether the color extends into the margins, deselect the checkbox to see if the color disappears. If it doesn’t, follow the instructions below.
If the color extends from margin to margin (or the full width of a text box, shape, or table cell): Click the Layout button near the top, then deselect the Paragraph Background checkbox.
If both background checkboxes are deselected but you still see color behind the text, the color may have been added as a color fill (if it’s inside a text box, shape, or table cell), or a color highlight. See remove a color fill or remove a color highlight.