CMYK rectangle by ImageMagick

CMYKrectangle.sh

convert  -size 1024x1024 -background transparent xc:  -compose darken \
        \( xc: -draw "fill Cyan    rectangle 100,100,600,650" \) -composite \
        \( xc: -draw "fill Magenta rectangle 200,400,750,900" \) -composite \
        \( xc: -draw "fill Yellow  rectangle 350,250,1000,650" \) -composite \
        -font KaiseiDecol-Regular.ttf +gravity -pointsize 256 -fill black -stroke black -strokewidth 18 \
        -draw "rotate  15 text 190,270 C" \
        -draw "rotate   0 text 350,870 M" \
        -draw "rotate -10 text 700,650 Y" \
        -draw "rotate   0 fill white stroke white text 390,620 K" \
        CMYK.png ;