Importing from https://terminalsplash.com/

dracula example.ps1

#This only works in PowerShell 6 and 7 as lower versions don't support -AsHashtable
$Dracula = convertfrom-json -AsHashtable @"
{
    "background" : "#282A36",
    "black" : "#21222C",
    "blue" : "#BD93F9",
    "brightBlack" : "#6272A4",
    "brightBlue" : "#D6ACFF",
    "brightCyan" : "#A4FFFF",
    "brightGreen" : "#69FF94",
    "brightPurple" : "#FF92DF",
    "brightRed" : "#FF6E6E",
    "brightWhite" : "#FFFFFF",
    "brightYellow" : "#FFFFA5",
    "cyan" : "#8BE9FD",
    "foreground" : "#F8F8F2",
    "green" : "#50FA7B",
    "name" : "Dracula",
    "purple" : "#FF79C6",
    "red" : "#FF5555",
    "white" : "#F8F8F2",
    "yellow" : "#F1FA8C"
}
"@

Import-Module MSTerminalSettings
#Import the new color scheme (note the name is specified in the JSON above)
New-MSTerminalColorScheme @Dracula

#Set the PowerShell Core profile to use the new color scheme
Set-MSTerminalProfile -Name "PowerShell Core" -ColorScheme Dracula