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HSI to ProPhoto RGB Converter - Color Space Converter

HSI color space introduction

Also known as the HSI color space.There are 3 channels in total, hue,range from 0 to 360.saturation,range from 0 to 100.intensity,range from 0 to 255.
Origin: The HSI color space was designed to better match the color perception characteristics of the human eye, suitable for processing color-related information.
Primary Names: HSI, which includes H (Hue), S (Saturation), and I (Intensity) as the three color channels.
Typically expressed as a triplet, for example: hsi(120°, 0.5, 0.75) represents a green hue with medium saturation and high brightness.
Usage Scope: Extensively used in image processing and analysis, such as color segmentation, edge detection, target tracking, etc.
Additionally, HSI can be converted to and from RGB, and while similar to HSV and HSL, in HSI, I (Intensity) represents the overall brightness of the color.

ProPhoto RGB color space introduction

Also known as the ProPhoto RGB color space.There are 3 channels in total,Red,range from 0 to 1.Green,range from 0 to 1.Blue,range from 0 to 1.
ProPhoto RGB, also known as ROMM RGB (Reference Output Medium Metric), was developed by Kodak. It offers an exceptionally wide gamut, designed for use in professional photography to ensure reproducibility of most colors found in nature.
ProPhoto RGB color space.
In the ProPhoto RGB color space, colors are represented through Red (R), Green (G), and Blue (B) channels, with a gamut much wider than traditional sRGB.
ProPhoto RGB is primarily used in the field of professional photography, particularly suitable for processing images with high dynamic range and wide color gamut.
Due to its vast gamut, ProPhoto RGB is especially suited for high-end image processing and printing tasks that require extreme color fidelity.

You might also want to convert HSI color space to these formats: