The TikZpingus package
Extras
A.3.18 The belt¶
/pingu/belt = ⟨color⟩(default: pingu@bronze!80!black)¶
/pingu/belt knot color = ⟨color⟩(default: pingu@silver)¶
Requires belt.
\begin{tikzpicture}
\pingu[belt, belt knot color=green]
\end{tikzpicture}