theme.json

{
  "$schema": "https://schemas.wp.org/trunk/theme.json",
  "version": 3,
  "settings": {
    "border": {
      "color": false,
      "radius": false,
      "style": false,
      "width": false
    },
    "color": {
      "background": false,
      "custom": false,
      "customDuotone": false,
      "customGradient": false,
      "defaultDuotone": false,
      "defaultGradients": false,
      "defaultPalette": false,
      "duotone": [],
      "gradients": [],
      "link": false,
      "text": false
    },
    "typography": {
      "customFontSize": false,
      "dropCap": false,
      "fluid": false,
      "fontStyle": true,
      "fontWeight": false,
      "letterSpacing": false,
      "lineHeight": false,
      "textDecoration": true,
      "textTransform": false
    },
    "blocks": {
      "core/button": {
        "border": {
          "radius": false
        }
      },
      "core/heading": {
        "spacing": {
          "margin": false
        }
      },
      "core/group": {
        "spacing": {
          "padding": true
        },
        "border": {
          "radius": false
        }
      },
      "core/table": {
        "color": {
          "text": false,
          "palette": [
            {
              "color": "#f5f7f8",
              "name": "Grey",
              "slug": "grey"
            },
            {
              "color": "#eafee7",
              "name": "Green",
              "slug": "green"
            },
            {
              "color": "#e7f5fe",
              "name": "Blue",
              "slug": "blue"
            }
          ]
        }
      }
    }
  }
}