How to use the ursina.color function in ursina

'Asset Store' : Func(webbrowser.open, "https://itch.io/tools/tag-ursina"),
            # 'Open Scene Editor' : Func(print, ' '),
            'Reload Textures [F6]' : application.hot_reloader.reload_textures,
            'Reload Models [F7]' : application.hot_reloader.reload_models,
            'Reload Code [F5]' : application.hot_reloader.reload_code,
        },
            width=.3,
            x=.64,
            enabled=False,
            eternal=True
        )
        self.cog_menu.on_click = Func(setattr, self.cog_menu, 'enabled', False)
        self.cog_menu.y = -.5 + self.cog_menu.scale_y
        self.cog_menu.scale *= .75
        self.cog_menu.text_entity.x += .025
        self.cog_menu.highlight.color = color.azure
        self.cog_button = Button(parent=self.editor_ui, eternal=True, model='circle', scale=.015, origin=(1,-1), position=self.bottom_right)
        def _toggle_cog_menu():
            self.cog_menu.enabled = not self.cog_menu.enabled
        self.cog_button.on_click = _toggle_cog_menu

elif name.endswith('.bam'):
            success = self.writeBamFile(path / name)
            print('saved .bam to:', path / name)




if __name__ == '__main__':
    from ursina import *
    app = Ursina()

    verts = ((0,0,0), (1,0,0), (.5, 1, 0), (-.5,1,0))
    tris = (1, 2, 0, 2, 3, 0)
    uvs = ((1.0, 0.0), (0.0, 1.0), (0.0, 0.0), (1.0, 1.0))
    norms = ((0,0,-1),) * len(verts)
    colors = (color.red, color.blue, color.lime, color.black)

    e = Entity(model=Mesh(vertices=verts, triangles=tris, uvs=uvs, normals=norms, colors=colors), scale=2)

    # line mesh test
    verts = (Vec3(0,0,0), Vec3(0,1,0), Vec3(1,1,0), Vec3(2,2,0), Vec3(0,3,0), Vec3(-2,3,0))
    tris = ((0,1), (3,4,5))

    lines = Entity(model=Mesh(vertices=verts, triangles=tris, mode='line', thickness=4), color=color.cyan, z=-1)
    points = Entity(model=Mesh(vertices=verts, mode='point', thickness=.05), color=color.red, z=-1.01)
    # points.model.mode = MeshModes.point     # can also use  the MeshMode enum
    print(e.model.recipe)
    # e.model.save('bam_test', application.compressed_models_folder, 'bam')
    EditorCamera()
    app.run()

cubes = []

    # best to paste up text BEFORE you mess with the lights
    Text(origin=(4,-18), text="default lighting")
    Text(origin=(.8,-4), text="replace with dimmer ambient for these three cubes")
    Text(origin=(.9,11), text="also add a bit of directional for these three cubes")

    cubes.append(Entity(model='cube', color=color.red, position=(-4,3,0)))
    cubes.append(Entity(model='cube', color=color.green, position=(0,3,0)))
    cubes.append(Entity(model='cube', color=color.blue, position=(4,3,0)))

    # add a light for all subsequent entities
    Light(type='ambient', color=(0.3,0.3,0.3,1))  # full spectrum

    cubes.append(Entity(model='cube', color=color.red, position=(-4,0,0)))
    cubes.append(Entity(model='cube', color=color.green, position=(0,0,0)))
    cubes.append(Entity(model='cube', color=color.blue, position=(4,0,0)))

    # add a light for all subsequent entities
    Light(type='directional', color=(0.3,0.3,0.3,1), direction=(1,1,1))  # dim full spectrum

    cubes.append(Entity(model='cube', color=color.red, position=(-4,-3,0)))
    cubes.append(Entity(model='cube', color=color.green, position=(0,-3,0)))
    cubes.append(Entity(model='cube', color=color.blue, position=(4,-3,0)))


    def update():
        for i in cubes:
            i.rotation_x += .3
            i.rotation_y += .3
            i.rotation_z += .2

if __name__ == '__main__':
    from ursina import *

    app = Ursina()  # create the game

    cubes = []

    # best to paste up text BEFORE you mess with the lights
    Text(origin=(4,-18), text="default lighting")
    Text(origin=(.8,-4), text="replace with dimmer ambient for these three cubes")
    Text(origin=(.9,11), text="also add a bit of directional for these three cubes")

    cubes.append(Entity(model='cube', color=color.red, position=(-4,3,0)))
    cubes.append(Entity(model='cube', color=color.green, position=(0,3,0)))
    cubes.append(Entity(model='cube', color=color.blue, position=(4,3,0)))

    # add a light for all subsequent entities
    Light(type='ambient', color=(0.3,0.3,0.3,1))  # full spectrum

    cubes.append(Entity(model='cube', color=color.red, position=(-4,0,0)))
    cubes.append(Entity(model='cube', color=color.green, position=(0,0,0)))
    cubes.append(Entity(model='cube', color=color.blue, position=(4,0,0)))

    # add a light for all subsequent entities
    Light(type='directional', color=(0.3,0.3,0.3,1), direction=(1,1,1))  # dim full spectrum

    cubes.append(Entity(model='cube', color=color.red, position=(-4,-3,0)))
    cubes.append(Entity(model='cube', color=color.green, position=(0,-3,0)))
    cubes.append(Entity(model='cube', color=color.blue, position=(4,-3,0)))

def set_up(self):
        from ursina.entity import Entity
        self.reparent_to(render)
        self.reflection_map = load_texture(self.reflection_map)

        self.fog = Fog('fog')
        self.setFog(self.fog)
        self.fog_color = color.light_gray
        self.fog_density = 0