Use the `color` property
Set a named color: `color: red;`
Set a hex color: `color: #ff0000;`
Set an RGB color: `color: rgb(255, 0, 0);`
Set an RGBA color: `color: rgba(255, 0, 0, 0.8);`
Set an HSL color: `color: hsl(0, 100%, 50%);`
Apply it to a selector: `p { color: blue; }`
Apply it inline: `
Text
`
Use CSS classes: `.text { color: purple; }`
Use CSS variables: `color: var(–text-color);`
