RGB to HSV converter
Move the red, green and blue sliders and read hue, saturation and value instantly. HueKit also shows hex and CMYK so you have every format at once.
How RGB becomes HSV
RGB states the raw amount of red, green and blue light. HSV reorganizes that into value, the brightest of the three channels; saturation, how far the darkest channel trails the brightest one; and hue, the angle set by which channel leads. HueKit works out all three the moment a slider moves.
Because RGB and HSV sit in the same color space, the trip loses nothing beyond rounding each figure to a whole number. Convert to HSV, adjust, and convert back with confidence.
Why designers reach for HSV
HSV maps directly onto the square-and-slider layout most color pickers use: drag up for brighter, right for purer, and slide the hue to travel the wheel. That makes it the natural model for picking a color by eye, where RGB's three interdependent channels are harder to reason about.
- Hold hue and saturation, lower value, for a darker version of the same color.
- Drop saturation toward zero for a soft, washed out tone.
- Sweep the hue to audition a family of colors at one value and saturation.
For a lightness based scale instead, try the RGB to HSL converter, and starting from a hex code, use hex to HSV.
Frequently asked questions
How do I convert RGB to HSV?
Value is simply the brightest of the three RGB channels. Saturation compares that peak to the darkest channel, and hue comes from which channel is largest and how far the other two trail behind it. HueKit recalculates all three the instant you move a slider.
Is RGB to HSV conversion exact?
Yes, apart from rounding to whole numbers. RGB and HSV describe the same color space from two angles, so converting one way and back returns the color you started with.
When should I read HSV instead of RGB?
Whenever you are picking or auditioning colors rather than defining exact pixels. Hue lets you sweep across the wheel, saturation tells you how far a color sits from grey, and value tells you how bright it is, three separate dials that raw RGB channels do not offer directly.