the women with freckles on different skin tone on white background.

freckles skin hyperpigmentation pigmentation face melanin melanocyte ephelides solar lentigines actinic tone fitzpatrick scale discoloration complexion woman melanogenesis pigment brown spot dark genetic blond red hair cell menopause dullness epidermis dermis sunburn exposure hormone vector infographic flat design diagram inflammation unhealthy dermatology beauty treatment care damage cartoon lesion change ultraviolet light childhood concept appearance 202408freckles three women isolated white background occur