Cura/resources/themes/cura/theme.json

{
    "fonts": {
        "large": {
            "size": 1.5,
            "bold": true,
            "family": "Roboto"
        },
        "default": {
            "size": 1,
            "family": "Roboto"
        },
        "default_allcaps": {
            "size": 1,
            "capitalize": true,
            "family": "Roboto"
        },
        "small": {
            "size": 0.75,
            "family": "Roboto"
        },
        "tiny": {
            "size": 0.5,
            "family": "Roboto"
        },
        "sidebar_header": {
            "size": 0.75,
            "capitalize": true,
            "family": "Roboto"
        },
        "timeslider_time": {
            "size": 1.0,
            "bold": true,
            "family": "Roboto"
        },
        "button_tooltip": {
            "size": 0.75,
            "capitalize": true,
            "family": "Roboto"
        },
        "setting_category": {
            "size": 1.5,
            "family": "Roboto"
        }
    },

    "colors": {
        "sidebar": [255, 255, 255, 255],

        "primary": [12, 169, 227, 255],
        "primary_hover": [34, 150, 190, 255],
        "primary_text": [255, 255, 255, 255],
        "border": [205, 202, 201, 255],
        "secondary": [205, 202, 201, 255],

        "text": [140, 144, 154, 255],
        "text_inactive": [174, 174, 174, 255],
        "text_hover": [35, 35, 35, 255],
        "text_pressed": [12, 169, 227, 255],

        "button": [160, 163, 171, 255],
        "button_hover": [140, 144, 154, 255],
        "button_active": [12, 169, 227, 255],
        "button_active_hover": [34, 150, 199, 255],
        "button_text": [255, 255, 255, 255],
        "button_disabled": [245, 245, 245, 255],
        "button_tooltip_text": [35, 35, 35, 255],

        "scrollbar_background": [245, 245, 245, 255],
        "scrollbar_handle": [205, 202, 201, 255],
        "scrollbar_handle_hover": [174, 174, 174, 255],
        "scrollbar_handle_down": [12, 159, 227, 255],

        "setting_category": [205, 202, 201, 255],
        "setting_category_disabled": [245, 245, 245, 255],
        "setting_category_hover": [174, 174, 174, 255],
        "setting_category_active": [12, 169, 227, 255],
        "setting_category_active_hover": [34, 150, 190, 255],
        "setting_category_text": [255, 255, 255, 255],

        "setting_label": [140, 144, 154, 255],
        "setting_control": [255, 255, 255, 255],
        "setting_control_highlight": [245, 245, 245, 255],
        "setting_control_border": [174, 174, 174, 255],
        "setting_control_text": [35, 35, 35, 255],
        "setting_control_hover": [35, 35, 35, 255],
        "setting_unit": [174, 174, 174, 255],
        "setting_validation_error": [255, 57, 14, 255],
        "setting_validation_warning": [255, 186, 15, 255],
        "setting_validation_ok": [255, 255, 255, 255],

        "progressbar_background": [245, 245, 245, 255],
        "progressbar_control": [12, 169, 227, 255],

        "slider_groove": [245, 245, 245, 255],
        "slider_groove_border": [205, 202, 201, 255],
        "slider_groove_fill": [205, 202, 201, 255],
        "slider_handle": [12, 169, 227, 255],
        "slider_handle_hover": [34, 150, 190, 255],

        "checkbox": [255, 255, 255, 255],
        "checkbox_hover": [245, 245, 245, 255],
        "checkbox_border": [174, 174, 174, 255],
        "checkbox_mark": [35, 35, 35, 255],
        "checkbox_text": [140, 144, 154, 255],

        "tooltip": [255, 225, 146, 255],

        "save_button": [255, 255, 255, 255],
        "save_button_border": [205, 202, 201, 255],
        "save_button_inactive": [205, 202, 201, 255],
        "save_button_active": [12, 159, 227, 255],
        "save_button_active_hover": [34, 150, 190, 255],
        "save_button_text": [35, 35, 35, 255],

        "message": [205, 202, 201, 255],
        "message_text": [35, 35, 35, 255],

        "tool_panel_background": [255, 255, 255, 255]
    },

    "sizes": {
        "window_margin": [2.0, 2.0],
        "default_margin": [1.0, 1.0],
        "panel": [22.0, 10.0],
        "logo": [9.5, 2.0],
        "toolbar_button": [2.0, 2.0],
        "toolbar_spacing": [1.0, 1.0],

        "section": [22.0, 3.0],
        "section_icon": [2.14, 2.14],
        "section_text_margin": [0.33, 0.33],

        "setting": [21.0, 2.0],
        "setting_control": [6.0, 2.0],
        "setting_control_margin": [3.0, 3.0],
        "setting_unit_margin": [0.5, 0.5],

        "button": [4.25, 4.25],
        "button_icon": [2.9, 2.9],

        "progressbar": [26.0, 0.5],
        "progressbar_control": [8.0, 0.5],
        "progressbar_padding": [0.0, 1.0],

        "scrollbar": [0.5, 0.5],

        "slider_groove": [0.5, 0.5],
        "slider_handle": [1.5, 1.5],

        "checkbox": [1.5, 1.5],

        "tooltip": [20.0, 10.0],
        "tooltip_margins": [1.0, 1.0],

        "save_button_border": [0.06, 0.06],
        "save_button_label_margin": [0.5, 0.5],

        "message": [30.0, 5.0],
        "message_close": [1.25, 1.25]
    }
}