Tiga lingkaran bersinggungan

\documentclass[border=10pt]{standalone}
\usepackage[x11names]{xcolor}
\definecolor{darkjunglegreen}{rgb}{0.1, 0.14, 0.13}
\definecolor{electriclime}{rgb}{0.8, 1.0, 0.0}
\definecolor{pinegreen}{rgb}{0.0, 0.47, 0.44}
\definecolor{tangelo}{rgb}{0.98, 0.3, 0.0}
\definecolor{bistres}{RGB}{128, 117, 90}
\usepackage{tikz}
\usetikzlibrary{angles}
\usepackage{fouriernc}
\usepackage{amssymb}
\begin{document}
\pagecolor{darkjunglegreen!50!black}
\begin{tikzpicture}[scale=.5,font=\footnotesize]
\coordinate (A) at (-5,-1) coordinate (B) at (3,-1)
coordinate (C) at (-1,{-1-4*sqrt(3)})
coordinate (D) at (-1,{-1+4*sqrt(3)})
coordinate (M) at (-1,-1);
\draw[darkgray] (-10,-13) grid (8,11);
\draw[bistres] (D) node[above,white]{$D$} circle (4);
\draw[shift={(-1,-1)},tangelo] (0,-14pt)--(14pt,-14pt)--(14pt,0);
\draw[-stealth,semithick,pinegreen] (-10,0)--(8,0) node[right]{$X$};
\draw[-stealth,semithick,pinegreen] (0,-13)--(0,11) node[above]{$Y$};
\pic[draw=tangelo,angle radius=.75cm,pic text=$60^\circ$,pic text options={xshift=.05cm,white},angle eccentricity=.65] {angle={M--B--C}};
\draw[semithick,electriclime] (A) node[left,white]{$A$} circle (4)
(B) node[right,white]{$B$} circle (4)
(C) node[below,white]{$C$} circle (4) ;
\draw[semithick,tangelo] (A)--(B)--(C)--(M) node[shift={(-.2,.2)},white]{$M$};
\foreach \t in {A,B,C,D,M}
\fill[white] (\t) circle (2pt);
\node[shift={(-.15,-.15)},white] at (0,0) {$O$};
\end{tikzpicture}
\end{document}