sns.boxplot(x,y, color=['#f9802d', '#f26b15', '#fdc48f'])

Reported error: ValueError: Invalid RGBA argument: ['#f9802d', '#f26b15', '#fdc48f']
Workaround: Replace the argument color with palette

sns.boxplot(x, y, palette=['#f9802d', '#f26b15', '#fdc48f'])