### ImageMagick version

7.1.1-32

### Operating system

Linux

### Operating system, version and so on

Ubuntu 22.04

### Description

`convert image.tif -bordercolor 'CMYK(50%,50%,50%,50%)' -border '100x0' image.tif`
produces a border with cmyk(0,0,0,242.027)
while 
`magick image.tif -bordercolor 'CMYK(50%,50%,50%,50%)' -border '100x0' image.tif`
produces the right  border with cmyk(127.5,127.5,127.5,127.5).
Same results with .mpc in colorspace CMYK


### Steps to Reproduce

try the commands.
`convert image.tif -bordercolor 'CMYK(50%,50%,50%,50%)' -border '100x0' image.tif`
`magick image.tif -bordercolor 'CMYK(50%,50%,50%,50%)' -border '100x0' image.tif`

By the way : thanks a lot for this great program !!!

### Images

_No response_
wrong CMYK colors
This is a GitHub Issue
repo:ImageMagick
owner:ImageMagick
Title : wrong CMYK colors
Issue date:

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### ImageMagick version

7.1.1-32

### Operating system

Linux

### Operating system, version and so on

Ubuntu 22.04

### Description

`convert image.tif -bordercolor 'CMYK(50%,50%,50%,50%)' -border '100x0' image.tif`
produces a border with cmyk(0,0,0,242.027)
while 
`magick image.tif -bordercolor 'CMYK(50%,50%,50%,50%)' -border '100x0' image.tif`
produces the right  border with cmyk(127.5,127.5,127.5,127.5).
Same results with .mpc in colorspace CMYK


### Steps to Reproduce

try the commands.
`convert image.tif -bordercolor 'CMYK(50%,50%,50%,50%)' -border '100x0' image.tif`
`magick image.tif -bordercolor 'CMYK(50%,50%,50%,50%)' -border '100x0' image.tif`

By the way : thanks a lot for this great program !!!

### Images

_No response_
--- end body ---
