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 1x      2x      1x

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documentclass[a4paper, 11pt]{article}
usepackage{tabu}
usepackage[usenames,dvipsnames,svgnames,table]{xcolor}

definecolor{tableHeader}{RGB}{127, 12, 0}
definecolor{tableLineOne}{RGB}{245, 245, 245}
definecolor{tableLineTwo}{RGB}{224, 224, 224}

begin{document}

    taburowcolors[2] 2{tableLineOne .. tableLineTwo}
    everyrow{tabucline[.4mm  white]{}}
    tabulinesep = ^4mm_3mm

    begin{tabu}{lll}
        rowfont{color{white}bfseriessffamily}rowcolor{tableHeader}
        Matiere & Note & Prof\
        Francais & 5 & Melis\
        Math & 5.5 & De Kempeneer\
        Allemand & 4.5 & Bickel\
    end{tabu}

end{document}