Convert a HEX color to LateX Color Spec. Useful for taking colors from any site and producing output suitable for e.g. http://latexcolor.com/

hex_to_latex.py

def hex_to_latex(c, name="name"):
    """ Input: a hex color like "#B29155" ('#' is optional)
        Output: \definecolor{name}{rgb}{0.70, 0.16, 0.57}
    """
    if c.startswith("#"):
        c = c[1:7]
    r, g, b = [(int(c[ix:ix+2], base=16) / 255) for ix in range(0, 6, 2)]
    return '\definecolor{%s}{rgb}{%1.2f, %1.2f, %1.2f}' % (name, r, g, b)