HSL and HSV, also known as Hue-Saturation-Lightness and Hue-Saturation-Value, respectively, are color models used in computer graphics and image processing. The spelling of both acronyms is straightforward and follows the English phonetic rules. The H is pronounced as /heɪtʃ/, the S as /ɛs/, and the L and V as /ɛl/ and /vi/ respectively. The vowel sound in both acronyms is an open e, pronounced as /ɛ/ in the International Phonetic Alphabet.
HSL (Hue, Saturation, Lightness) and HSV (Hue, Saturation, Value) are two color models widely used in computer graphics, image processing, and color science.
HSL represents colors by their Hue, Saturation, and Lightness values. Hue refers to the color itself, ranging from 0° to 360° around the color wheel, such as red, blue, or green. Saturation determines the intensity or purity of the color, where 0% represents gray or no color at all, and 100% represents the most vibrant and pure color. Lightness represents the brightness of the color, with 0% being completely black and 100% representing pure white.
HSV is a similar color model that also represents colors by their Hue and Saturation values, but uses Value instead of Lightness. The Hue, as in HSL, represents the color itself, while Saturation refers to the intensity or purity of the color. Value represents the brightness or lightness of the color, with 0% being completely black and 100% representing pure white.
Both HSL and HSV provide alternative ways to represent and manipulate colors, offering advantages in different situations. For instance, they can be useful for selecting and adjusting colors in image editing software, designing user interfaces, or choosing colors for web development. As compared to other color models, HSL and HSV provide a more intuitive and flexible way to describe the properties of colors, allowing for easier color manipulation and analysis.