theme.json

{
  "light": {
    "backgroundColor": "#f8f8f8",
    "tabBackgroundColor": "#f8f8f8",
    "backgroundTextStyle": "light",
    "navigationBarBackgroundColor": "#f8f8f8",
    "navigationBarTextStyle": "black",
    "navBackgroundColor": "#f8f8f8",
    "navTextStyle": "black",
    "loginnavBackgroundColor": "#2da5e6",
    "color": "#404040",
    "newcolor": "#fff",
	"e5color":"#e5e5e5",
    "navigationBarBackgroundColor_mod":"#f8f8f8"

  },
  "dark": {
    "backgroundColor": "#191919",
    "tabBackgroundColor": "#191919",
    "backgroundTextStyle": "dark",
    "navigationBarBackgroundColor": "#191919",
    "navigationBarTextStyle": "black",
    "navBackgroundColor": "#0d0d0d",
    "navTextStyle": "white",
    "loginnavBackgroundColor": "#191919",
    "color": "#BFBFBF",
    "newcolor": "#000",
	"e5color":"#a2a2a2",
    "navigationBarBackgroundColor_mod":"#161006"
  }
}