You can usually get brown in Roblox Splatter by mixing red + yellow + a little blue until it turns muddy brown, or by choosing a preset brown if the game has one. A Roblox help page also lists brown as one of the available body-color options in-game.

Quick mix

  • Start with red and yellow.
  • Add a tiny bit of blue.
  • If it looks too dark, add more yellow.
  • If it looks too orange, add a little more blue.

In Roblox

  • Open the color/paint menu in Splatter.
  • Look for a brown swatch or a custom color wheel.
  • If the game uses commands or body colors, one Roblox page shows brown as a valid option.

If it still looks wrong

  • Make the color a bit lighter by adding yellow or white.
  • Make it darker by adding a little blue or black.
  • Test it on a small area first so you do not waste paint.

Example

A good starting point is: 2 parts red, 2 parts yellow, 1 tiny part blue. That usually lands close to brown, then you can adjust from there. To be safe, the exact method can vary by the specific Splatter game version, but the general mixing trick and the brown option are both supported by Roblox references.