RGB61

RGB61 is a color space that is an extension of the RGB color model, designed to provide a wider gamut of colors than the standard RGB. The "61" in RGB61 refers to the 61 different primary colors used in the color space, which are derived from the CIE 1931 color space. This color space is often used in professional photography, video production, and digital art to achieve more vibrant and accurate colors.

RGB61 was developed by the Digital Cinema Initiatives (DCI) to address the limitations of the standard RGB color space, which is based on the NTSC primaries. The standard RGB color space is limited to a gamut that covers only about 40% of the visible spectrum, while RGB61 can cover up to 90% of the visible spectrum. This makes RGB61 ideal for applications that require a wide color gamut, such as digital cinema and high-end video production.

RGB61 uses a set of 61 primary colors that are evenly distributed across the visible spectrum. These primary colors are used to create a wide range of secondary colors, which can be combined to produce a vast array of colors. The use of 61 primary colors allows for a more accurate representation of colors, as well as a wider range of colors that can be reproduced.

RGB61 is not widely used in consumer electronics, as it requires specialized equipment and software to achieve the desired results. However, it is becoming increasingly popular in professional applications, where the ability to reproduce a wide range of colors accurately is crucial. The use of RGB61 in digital cinema has led to a significant improvement in the quality of the viewing experience, as well as a more accurate representation of the original artwork.