A method of selecting a suitable/coordinating lip product shade comprising 1) Assessing the complete complexion shade of the user using a colour measuring instrument according to the CIELCH colour space system to determine the user's complexion shade in CIELCH values 2) Selecting a range of lip product colour cosmetics according to one of the four complexion groups wherein, if a) the user has a complexion lightness L* of 41-52 units, C* of 18-24 units and a hue angle h° of 54-60°, as measured according to the CIELCH system, then the user is matched with a lip product colour cosmetic with hue angle h° 5-30°, lightness L* of 40-45 units and chroma C* of 30-50; b) the user has a complexion lightness L* of 58-70 units, C* of 20-25 units and a hue angle h° of greater than 63°, as measured according to the CIELCH system, then the user is matched with a lip product colour cosmetic with hue angle h° 10-30°, lightness L* of 40-47 units and chroma C* 30-50; c) the user has a complexion lightness L* of 62-68 units, C* of 18-25 units and hue angle h° of less than 50°, as measured according to the CIELCH system, then then the user is matched with a lip product colour cosmetic with hue angle h° 5-20°, lightness L* 40-49 units and chroma C* 30-50; d) the user has a complexion lightness L* of greater than 52 units, C* of 20-25 units and hue angle h° of 56-63, as measured according to the CIELCH system, then the user is matched with a lip product colour cosmetic with hue angle h° 5-25°, lightness L*40-49units and chroma C* 30-50. 1) Assessing the complete complexion shade of the user using a colour measuring instrument according to the CIELCH colour space system to determine the user's complexion shade in CIELCH values 2) Selecting a range of lip product colour cosmetics according to one of the four complexion groups wherein, if a) the user has a complexion lightness L* of 41-52 units, C* of 18-24 units and a hue angle h° of 54-60°, as measured according to the CIELCH system, then the user is matched with a lip product colour cosmetic with hue angle h° 5-30°, lightness L* of 40-45 units and chroma C* of 30-50; b) the user has a complexion lightness L* of 58-70 units, C* of 20-25 units and a hue angle h° of greater than 63°, as measured according to the CIELCH system, then the user is matched with a lip product colour cosmetic with hue angle h° 10-30°, lightness L* of 40-47 units and chroma C* 30-50; c) the user has a complexion lightness L* of 62-68 units, C* of 18-25 units and hue angle h° of less than 50°, as measured according to the CIELCH system, then then the user is matched with a lip product colour cosmetic with hue angle h° 5-20°, lightness L* 40-49 units and chroma C* 30-50; d) the user has a complexion lightness L* of greater than 52 units, C* of 20-25 units and hue angle h° of 56-63, as measured according to the CIELCH system, then the user is matched with a lip product colour cosmetic with hue angle h° 5-25°, lightness L*40-49units and chroma C* 30-50. a) the user has a complexion lightness L* of 41-52 units, C* of 18-24 units and a hue angle h° of 54-60°, as measured according to the CIELCH system, then the user is matched with a lip product colour cosmetic with hue angle h° 5-30°, lightness L* of 40-45 units and chroma C* of 30-50; b) the user has a complexion lightness L* of 58-70 units, C* of 20-25 units and a hue angle h° of greater than 63°, as measured according to the CIELCH system, then the user is matched with a lip product colour cosmetic with hue angle h° 10-30°, lightness L* of 40-47 units and chroma C* 30-50; c) the user has a complexion lightness L* of 62-68 units, C* of 18-25 units and hue angle h° of less than 50°, as measured according to the CIELCH system, then then the user is matched with a lip product colour cosmetic with hue angle h° 5-20°, lightness L* 40-49 units and chroma C* 30-50; d) the user has a complexion lightness L* of greater than 52 units, C* of 20-25 units and hue angle h° of 56-63, as measured according to the CIELCH system, then the user is matched with a lip product colour cosmetic with hue angle h° 5-25°, lightness L*40-49units and chroma C* 30-50.