require'colorizer'.setup(
  {'*';}, {
    mode     = 'background';
    RGB      = true;    -- #RGB hex codes
    RRGGBB   = true;    -- #RRGGBB hex codes
    RRGGBBAA = false;   -- #RRGGBBAA hex codes
    rgb_fn   = true;    -- CSS rgb() and rgba() functions
    hsl_fn   = false;   -- CSS hsl() and hsla() functions
    css      = false;   -- Enable all CSS features: rgb_fn, hsl_fn, names, RGB, RRGGBB
    css_fn   = true;    -- Enable all CSS *functions*: rgb_fn, hsl_fn
    names    = false;   -- "Name" codes like Blue
  }
)