Material Simple Grey

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "name": "Material Simple Grey",
    "manifest_version": 2,
    "icons": {
        "16": "icon16.png",
        "48": "icon48.png",
        "128": "icon128.png"
    },
    "theme": {
        "colors": {
            "frame": [
                50,
                50,
                50
            ],
            "frame_inactive": [
                50,
                50,
                50
            ],
            "ntp_link": [
                36,
                70,
                0
            ],
            "ntp_section": [
                50,
                50,
                50
            ],
            "ntp_text": [
                20,
                40,
                0
            ],
            "toolbar": [
                239,
                239,
                239
            ],
            "tab_background_text": [
                180,
                180,
                180
            ],
            "ntp_header": [
                50,
                50,
                50
            ],
            "bookmark_text": [
                30,
                30,
                30
            ]
        },
        "images": {
            "theme_frame": "theme_frame.png",
            "theme_frame_inactive": "theme_frame_inactive.png",
            "theme_toolbar": "theme_toolbar.png",
            "theme_tab_background": "theme_tab_background.png",
            "theme_tab_background_inactive": "theme_tab_background_inactive.png"
        },
        "tints": {
            "buttons": [
                0.33,
                0.5,
                0.47
            ]
        }
    },
    "version": "2.0"
}