change values in the required radial.json file and get the required icon colours and size: { "name": "Viewport settings", "command": "viewport:settings", "items": [ { "command": "viewport:toggle-orthographic", "size": "25", "fill": "red", "icon": "orthographic-view", "label": "Toggle orthographic" }, { "command": "viewport:toggle-x-ray", "icon": "xray", "label": "Toggle X-ray" }, { "command": "viewport:toggle-overlays", "size": "25", "fill": "green", "icon": "overlays", "label": "Toggle overlays" }, { "command": "viewport:toggle-render-mode", "icon": "render-mode", "label": "Toggle render mode" }, { "command": "viewport:toggle-edges", "size": "25", "fill": "blue", "icon": "edge", "label": "Toggle edges" }, { "command": "viewport:toggle-faces", "icon": "face", "label": "Toggle faces" } ] }