
Hi @Jane ,
Please try to use this:
{
"$schema": "https://developer.microsoft.com/json-schemas/sp/v2/column-formatting.schema.json",
"elmType": "div",
"txtContent": "@currentField",
"style": {
"color": "=if(@currentField <= 30, 'red', if(@currentField <= 60, 'yellow', ''))"
}
}
Output:
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