A 1:1.5 mixing ratio for hair colour refers back to the proportion of colour to developer. For each one half colour, 1.5 components developer are used. For instance, if 30 grams of colour are used, 45 grams of developer (30 x 1.5) are required. This particular ratio is frequent for reaching sure lightening or depositing results with {many professional} hair colour merchandise. Understanding the ratio and utilizing exact measurements ensures predictable and constant colour outcomes.
Correct measurement is essential in hair coloring to realize the specified shade and keep away from undesirable outcomes like uneven colour, injury, or brassiness. Utilizing a constant ratio ensures the colour processes appropriately and deposits the meant pigment. Traditionally, hairdressers have relied on exact measurement and ratio-based mixing, highlighting the significance of this basic precept in skilled hair coloring practices.