Setting the style for the plot

To set the style use:

sns.set_style('style_name')

Styles available: white, dark, whitegrid, darkgrid, ticks etc.

Changing colors of the main elements of the plot

seaborn has different palette options. Below there are a few of them.

Palettes: RdBu, PRGn, RdBu_r, PRGn_r (different colors in the palette), Greys, Blues, PuRd, GnBu (gradient colors).

You can also create your unique palette by creating a list variable. To set the palette use:

sns.set_palette(palette_name)

Context setting

To set the context use:

sns.set_context('context_name')

Contexts available: paper, notebook, talk, poster etc.