Change background color of my widgets

What I am trying to do: I have widgets where i'm trying to add colors thresholds For example on the 1st screen, i'd like to have red colored background between 0 and 2.5, orange between 2.5 and 4 and red if more than 4 What I did: Creating a thresholdbackground.js in resources>js adding it to vite.config.js adding to my widget the function getChartConfiguration() php artisan optimize:clear run npm build My issue/the error: no error but colors not appearing Code: (code in screenshots) PS: i'm new to laravel, been learning to code since 3 months but i rely heavily on chatgpt for this type of custom implementation Thanks in advance 🙂