RGB to HSV Conversion Tool

HSV:
Hue:
Saturation:
Value:
HEX:

RGB to HSV Conversion

RGB to HSV conversion is a crucial process for transforming color models. The initial RGB (Red, Green, Blue) is a widely used color model in digital images and displays, representing the color of each pixel with three components.

Subsequently, the conversion to HSV (Hue, Saturation, Value) takes place. Hue indicates the type of color, saturation represents the vividness of the color, and value denotes the brightness of the color. This conversion makes color mapping and image processing easy, allowing for extraction and modification of specific colors.

RGB to HSV conversion finds broad applications in fields like graphics, image processing, computer vision, aiding in understanding and adjusting color spaces. It enables more intuitive and effective color manipulation, contributing to visual quality enhancement in various applications.

RGB & HSV Color Codes

Color RGB Code HSV Code
Red rgb(255, 0, 0) hsv(0, 100%, 100%)
Green rgb(0, 255, 0) hsv(120, 100%, 100%)
Blue rgb(0, 0, 255) hsv(240, 100%, 100%)
Yellow rgb(255, 255, 0) hsv(60, 100%, 100%)
Magenta rgb(255, 0, 255) hsv(300, 100%, 100%)
Cyan rgb(0, 255, 255) hsv(180, 100%, 100%)

RGB to HSV Conversion Formulas

ConversionRGB to HSVHSV to RGB
R → Hatan2(sqrt(3)*(G-B),2R-G-B)(V-S*cos(H-2π/3))/3, (V-S*cos(H))/3, (V-S*cos(H+2π/3))/3
G → Ssqrt(3)*(1-min(R,G,B)/V)S
B → VVV

What are RGB and HSV?

RGB and HSV are different models for representing colors.

The RGB (Red, Green, Blue) model is commonly used in digital images and displays, representing colors through the combination of three primary colors of light: red, green, and blue.

What is the difference between RGB and HSV?

RGB represents colors using the values of red, green, and blue components, while HSV (Hue, Saturation, Value) represents colors using hue, saturation, and value elements.

Element Description
Hue Indicates the type of color, represented in a 360-degree angle. Examples include red, blue, green, etc.
Saturation Represents the vividness and depth of color, ranging from 0 to 100%. 0% is unsaturated (neutral), and 100% is the most vibrant color.
Value Indicates the brightness of the color, ranging from 0 to 100%. 0% is black, and 100% is the brightest color.

How is the conversion from RGB to HSV performed?

The conversion from RGB to HSV involves mathematical calculations:

  1. Normalize the RGB values, i.e., transform each component's value to a range of 0 to 1.
  2. Find the minimum (min) and maximum (max) values among R, G, and B.
  3. Calculate the hue (H). If max equals min, H is 0. Otherwise, if min is red, calculate (G-B)/(max-min); if green, calculate 2+(B-R)/(max-min); if blue, calculate 4+(R-G)/(max-min).
  4. Calculate saturation (S) as (max-min)/max.
  5. Calculate value (V), which is the same as max.