191问答库 > 关于ps中CMYK模式下 1.怎么把四色黑改成K100的单色黑？2.怎么查看CMYK色值总和不得超过250？

关于ps中CMYK模式下 1.怎么把四色黑改成K100的单色黑？2.怎么查看CMYK色值总和不得超过250？

很着急 希望快点回答
2025-03-16 23:30:14
推荐回答（2个）
回答1：

PS中CMYK模式下：色彩范围选出四色黑区域，加一个渐变映射图层（单黑到透明的渐变）适当调整下单色黑过渡，这只是举的一个例子，因为四色黑除单黑外还有其它三个色，不同的图要用不同的方法去选出黑色，复杂的图要还要蒙版去调整黑色边缘过渡；看CMYK色值按快捷键F8，这时会弹出一个信息窗口，靠最右上角显示的就是CMYK值，看总和就把上面的四个数值加起来就知道了。

回答2：

C=0 M=0 Y=0 K=100 就是单色黑 4个值加法《250

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