how to change the default format of bar chart,I'm taking 3 expression ,with different color,how will i do it?

[#1]

Hi Everyone

how to change the default format of bar chart,I'm taking 3 expression ,with different color,how will i do it?

[israrkhan]

hi,

did not understand exactly,elaborate a bit more

but you can change the background and text color on expression tab see the image below:

you can write condition in here, eg, if(sum(sales)>=20000, green(), red())