I need to draw two bar plot with yy. The problem is one bar plot covers the other one and I want it to be transparent.

I need to draw two bar plots in a figure with yy. The problem is one bar plot covers the other one and I want it to be transparent.

figure
x= 1:1:24;
yyaxis left
bar(x,R2,'FaceColor',[.8 0.2 0.5]);
ylabel('R2')
yyaxis right
bar(x,RMSE,'FaceColor',[0.5 0.5 .7]);
ylabel('RMSE')
xticks([1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24]);
xlabel('Hour');

Answer 1

[madhan ravi]

https://www.mathworks.com/help/matlab/ref/alpha.html