RGB to CMYK Converter
Convert RGB (red-green-blue values (0-255)) to CMYK (cyan-magenta-yellow-black percentages) instantly and accurately in your browser. Paste a value like rgb(255, 0, 0), and get the exact CMYK equivalent plus HEX, HSL, HSV, CMYK, XYZ, LAB and more — with a live swatch preview and one-click copy.
How to use RGB to CMYK Converter
Paste your color
Enter a RGB value such as rgb(255, 0, 0) into the input field, or pick a color with the visual picker.
View the conversion
The CMYK equivalent is computed instantly, alongside every other supported color format.
Copy the result
Click any value to copy it to your clipboard, or convert many colors at once with batch mode.
Color Converter — input RGB
Paste hex, rgb(), hsl(), hsv(), cmyk() or a named color
Converted values
#ffffff
#ffffff
rgb(255, 255, 255)
rgba(255, 255, 255, 1.000)
hsl(0.0, 0.0%, 100.0%)
hsv(0.0, 0.0%, 100.0%)
hwb(0.0, 100.0%, 0.0%)
cmyk(0.0%, 0.0%, 0.0%, 0.0%)
xyz(0.950, 1.000, 1.089)
lab(100.000, -0.000, 0.000)
luv(100.000, -0.000, 0.000)
hsi(0.0, 0.0%, 100.0%)
yuv(1.000, 0.000, 0.000)
ycbcr(235.000, 128.000, 128.000)
#ffffff
#faffff
#ffffff
Batch conversion — convert many colors at once
| Input | HEX | RGB | Copy |
|---|---|---|---|
| Results will appear here | |||
100% client-side — your colors never leave this page.
Key Features
- Instant RGB to CMYK conversion
- Live color swatch preview for every input
- All common formats: HEX, RGB, HSL, HSV, HWB, CMYK, XYZ, LAB, LUV, HSI, YUV, YCbCr
- One-click copy for any value
- Batch mode converts hundreds of colors at once
- 100% client-side — colors never leave your browser
Common Use Cases
- Copy RGB colors from design tools as CMYK values for code
- Convert brand colors between RGB and CMYK for print and web
- Check the exact CMYK equivalent of RGB colors before shipping UI
- Batch-convert RGB swatches to CMYK for stylesheets or CSS variables
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