test.tex

% !Mode:: "TeX:UTF-8"
% !TEX TS-program = xelatex
\documentclass[11pt]{article}
\usepackage[T1]{fontenc}
\usepackage{libertine}
\usepackage[margin=1in]{geometry}
\usepackage{microtype}
\usepackage{blindtext}
\usepackage{titlesec}
\usepackage{graphicx}
\usepackage[dvipsnames]{xcolor}


% \titleformat*{\section}{\LARGE\bfseries\sffamily}

% \titleformat*{\subsection}{\Large\itshape}

\titleformat{\section}
            {\LARGE\bfseries\sffamily\color{RoyalBlue}}
            {\includegraphics[height=2em]{img/hadoop/hadoop2.png} \thesection{}.}
            {1em}
            {\huge\scshape\fbox}
            % {}
            % []
\titleformat{\subsection}
            {\Large\itshape\sffamily\color{BrickRed}}
            {\thesubsection.}
            {5pt}
            {}
            % []
\begin{document}

\blinddocument

\end{document}