{"id":304377,"date":"2024-05-20T19:21:08","date_gmt":"2024-05-20T11:21:08","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/304377.html"},"modified":"2024-05-20T19:21:35","modified_gmt":"2024-05-20T11:21:35","slug":"c%ef%bc%83%e8%ae%be%e7%bd%ae%e9%a2%9c%e8%89%b2%e6%97%b6%ef%bc%8c%e4%bb%a3%e7%a0%81%e4%b8%ad%e7%9a%84color%e6%98%af%e4%bb%80%e4%b9%88%e6%84%8f%e6%80%9d-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/304377.html","title":{"rendered":"C\uff03\u8bbe\u7f6e\u989c\u8272\u65f6\uff0c\u4ee3\u7801\u4e2d\u7684Color\u662f\u4ec0\u4e48\u610f\u601d"},"content":{"rendered":"

\"C\uff03\u8bbe\u7f6e\u989c\u8272\u65f6\uff0c\u4ee3\u7801\u4e2d\u7684Color\u662f\u4ec0\u4e48\u610f\u601d\"<\/p>\n

\u5728C#\u4e2d\uff0cColor<\/code>\u4ee3\u8868\u4e00\u4e2a\u7528\u4e8e\u5c01\u88c5\u989c\u8272\u7684\u7ed3\u6784\u4f53\uff0c\u5176\u4e2d\u5305\u62ec\u989c\u8272\u7684ARGB\uff08Alpha\u3001Red\u3001Green \u548c Blue\uff09\u503c\u3002\u8fd9\u610f\u5473\u7740\u6bcf\u4e2a Color<\/code> \u5bf9\u8c61\u4f1a\u5b58\u50a8\u6709\u5173\u989c\u8272\u900f\u660e\u5ea6\u4ee5\u53ca\u7ea2\u3001\u7eff\u3001\u84dd\u4e09\u4e2a\u8272\u5f69\u901a\u9053\u7684\u4fe1\u606f\u3002\u5728GDI+\u7f16\u7a0b\u548c.NET\u6846\u67b6\u4e2d\u4f7f\u7528Color<\/code>\u5f88\u5e38\u89c1\u3001\u5b83\u5728\u7cfb\u7edf\u7ed8\u56feSystem.Drawing<\/code>\u547d\u540d\u7a7a\u95f4\u4e0b<\/strong>\u3002\u4f7f\u7528\u989c\u8272\u5c5e\u6027\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u9884\u5b9a\u4e49\u7684\u9759\u6001\u5c5e\u6027\u8bbf\u95ee\u7cfb\u7edf\u5b9a\u4e49\u7684\u989c\u8272\uff0c\u5982 Color.Red<\/code>\uff0c\u6216\u901a\u8fc7\u6307\u5b9aARGB\u503c\u6765\u521b\u5efa\u81ea\u5b9a\u4e49\u989c\u8272\u3002<\/p>\n<\/p>\n

\u4e00\u3001COLOR\u7684\u57fa\u7840\u4f7f\u7528<\/h3>\n<\/p>\n

\u5728C#\u4e2d\uff0c\u4f60\u901a\u5e38\u4f1a\u4f7f\u7528 System.Drawing.Color<\/code> \u7ed3\u6784\u4f53\u6765\u8868\u793a\u548c\u64cd\u4f5c\u989c\u8272\u3002\u8fd9\u4e2a\u7ed3\u6784\u4f53\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u6765\u8bbe\u7f6e\u989c\u8272\uff0c\u5305\u62ec\u4ece\u5df2\u77e5\u7684\u989c\u8272\u540d\u79f0\u4e2d\u9009\u62e9\u989c\u8272\uff0c\u6216\u8005\u901a\u8fc7\u6307\u5b9aARGB\uff08Alpha, Red, Green, \u548c Blue\uff09\u56db\u4e2a\u901a\u9053\u7684\u503c\u6765\u521b\u5efa\u989c\u8272\u3002\u6bcf\u4e2a\u901a\u9053\u7684\u503c\u90fd\u662f\u4e00\u4e2a\u4ecb\u4e8e0\u5230255\u4e4b\u95f4\u7684\u6574\u6570\uff0c\u4ee3\u8868\u4e86\u8be5\u901a\u9053\u7684\u5f3a\u5ea6\u3002<\/p>\n<\/p>\n

\u4f7f\u7528\u9884\u5b9a\u4e49\u989c\u8272<\/h4>\n<\/p>\n

\u4f8b\u5982\uff0c\u8981\u8bbe\u7f6e\u4e00\u4e2a\u63a7\u4ef6\u7684\u524d\u666f\u8272\u4e3a\u7ea2\u8272\uff0c\u53ef\u4ee5\u4f7f\u7528\u9884\u5b9a\u4e49\u7684\u989c\u8272\u5c5e\u6027\uff1a<\/p>\n<\/p>\n

control.ForeColor = Color.Red;<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0cColor.Red<\/code> \u662f System.Drawing.Color<\/code> \u7ed3\u6784\u4f53\u7684\u4e00\u4e2a\u9759\u6001\u5c5e\u6027\uff0c\u5b83\u8fd4\u56de\u4e00\u4e2a\u4ee3\u8868\u7ea2\u8272\u7684 Color<\/code> \u5b9e\u4f8b\u3002<\/p>\n<\/p>\n
\u4f7f\u7528\u81ea\u5b9a\u4e49\u989c\u8272<\/h4>\n<\/p>\n
\u5982\u679c\u9700\u8981\u81ea\u5b9a\u4e49\u989c\u8272\uff0c\u53ef\u4ee5\u901a\u8fc7\u6307\u5b9aARGB\u503c\u6765\u521b\u5efa\uff1a<\/p>\n<\/p>\n
control.BackColor = Color.FromArgb(255, 100, 150, 200);<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u91cc\uff0cColor.FromArgb<\/code> \u65b9\u6cd5\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u7684 Color<\/code> \u5bf9\u8c61\uff0c\u5176\u900f\u660e\u5ea6\u4e3a 255\uff08\u4e0d\u900f\u660e\uff09\uff0c\u7ea2\u8272\u5206\u91cf\u4e3a 100\uff0c\u7eff\u8272\u5206\u91cf\u4e3a 150\uff0c\u84dd\u8272\u5206\u91cf\u4e3a 200\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u6df1\u5165\u7406\u89e3COLOR\u5c5e\u6027<\/h3>\n<\/p>\n
Color<\/code> \u7ed3\u6784\u4f53\u8fd8\u63d0\u4f9b\u4e86\u5176\u4ed6\u4e00\u4e9b\u6709\u7528\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u6bd4\u5982 IsKnownColor<\/code>\u3001IsSystemColor<\/code> \u548c ToKnownColor<\/code>\uff0c\u5b83\u4eec\u5e2e\u52a9\u6211\u4eec\u4e86\u89e3\u989c\u8272\u5bf9\u8c61\u662f\u5426\u8868\u793a\u4e00\u4e2a\u9884\u5b9a\u4e49\u7684\u7cfb\u7edf\u989c\u8272\u3002<\/p>\n<\/p>\n
\u83b7\u53d6\u989c\u8272\u7684ARGB\u503c<\/h4>\n<\/p>\n
\u4f60\u8fd8\u53ef\u4ee5\u67e5\u8be2 Color<\/code> \u5bf9\u8c61\u7684\u5c5e\u6027\u6765\u5f97\u5230\u5b83\u7684ARGB\u503c\uff1a<\/p>\n<\/p>\n
Color customColor = Color.FromArgb(255, 100, 150, 200);<\/p>\n
int alpha = customColor.A; \/\/ \u83b7\u53d6Alpha\u901a\u9053\u7684\u503c<\/p>\n
int red = customColor.R;   \/\/ \u83b7\u53d6Red\u901a\u9053\u7684\u503c<\/p>\n
int green = customColor.G; \/\/ \u83b7\u53d6Green\u901a\u9053\u7684\u503c<\/p>\n
int blue = customColor.B;  \/\/ \u83b7\u53d6Blue\u901a\u9053\u7684\u503c<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528\u7cfb\u7edf\u989c\u8272<\/h4>\n<\/p>\n
\u5728\u5f00\u53d1Windows\u7a97\u53e3\u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u4f7f\u7528\u7cfb\u7edf\u989c\u8272\u53ef\u4ee5\u786e\u4fdd\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\u4e0e\u7528\u6237\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e3b\u9898\u4fdd\u6301\u4e00\u81f4\uff1a<\/p>\n<\/p>\n
control.BackColor = SystemColors.Control;<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u91cc\uff0cSystemColors<\/code> \u7c7b\u4e2d\u7684 Control<\/code> \u5c5e\u6027\u8fd4\u56de\u4e86\u5f53\u524d\u7cfb\u7edf\u4e3b\u9898\u4e2d\u7528\u4e8e\u63a7\u4ef6\u80cc\u666f\u7684\u989c\u8272\u3002<\/p>\n<\/p>\n
\u4e09\u3001COLOR\u7684\u8fdb\u9636\u5e94\u7528<\/h3>\n<\/p>\n
\u5728C#\u4e2d\uff0c\u4f7f\u7528 Color<\/code> \u8fd8\u53ef\u4ee5\u6d89\u53ca\u66f4\u591a\u9ad8\u7ea7\u7684\u989c\u8272\u64cd\u4f5c\uff0c\u5982\u989c\u8272\u8f6c\u6362\u3001\u989c\u8272\u4eae\u5ea6\u8c03\u6574\u7b49\u3002<\/p>\n<\/p>\n
\u989c\u8272\u8f6c\u6362<\/h4>\n<\/p>\n
\u5728\u4e00\u4e9b\u7279\u5b9a\u573a\u666f\u4e0b\uff0c\u4f8b\u5982\u5c06\u989c\u8272\u4ece\u4e00\u79cd\u989c\u8272\u7a7a\u95f4\uff08\u5982RGB\uff09\u8f6c\u6362\u5230\u53e6\u4e00\u79cd\u989c\u8272\u7a7a\u95f4\uff08\u5982CMYK\uff09\uff0c\u4f60\u53ef\u80fd\u9700\u8981\u4f7f\u7528\u7279\u5b9a\u7684\u7b97\u6cd5\u6216\u7b2c\u4e09\u65b9\u5e93\u6765\u5b9e\u73b0\u8fd9\u4e00\u8f6c\u6362\uff1a<\/p>\n<\/p>\n
\/\/ \u793a\u4f8b\u4f2a\u4ee3\u7801\uff0c\u8868\u793a\u989c\u8272\u8f6c\u6362\u7684\u6982\u5ff5<\/p>\n
Color rgbColor = Color.Red;<\/p>\n
CmykColor cmykColor = ConvertRgbToCmyk(rgbColor);<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u989c\u8272\u4eae\u5ea6\u8c03\u6574<\/h4>\n<\/p>\n
Color<\/code> \u7ed3\u6784\u4f53\u6ca1\u6709\u76f4\u63a5\u63d0\u4f9b\u8c03\u6574\u4eae\u5ea6\u7684\u65b9\u6cd5\uff0c\u4f46\u4f60\u53ef\u4ee5\u901a\u8fc7\u8ba1\u7b97\u5f97\u5230\u4fee\u6539\u4eae\u5ea6\u540e\u7684\u989c\u8272\uff1a<\/p>\n<\/p>\n
\/\/ \u793a\u4f8b\u4f2a\u4ee3\u7801\uff0c\u63cf\u8ff0\u4eae\u5ea6\u8c03\u6574\u7684\u6982\u5ff5<\/p>\n
Color originalColor = Color.FromArgb(255, 100, 150, 200);<\/p>\n
Color brighterColor = LightenColor(originalColor, 0.2); \/\/ \u4eae\u5ea6\u589e\u52a020%<\/p>\n
Color darkerColor = DarkenColor(originalColor, 0.2);    \/\/ \u4eae\u5ea6\u51cf\u5c1120%<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001COLOR\u5728\u4e0d\u540c\u573a\u666f\u4e0b\u7684\u5e94\u7528<\/h3>\n<\/p>\n
\u4f7f\u7528 Color<\/code> \u5728\u4e0d\u540c\u7f16\u7a0b\u573a\u666f\u4e0b\u53ef\u4ee5\u6709\u4e0d\u540c\u7684\u64cd\u4f5c\u548c\u529f\u80fd\uff0c\u6bd4\u5982\u5728WinForms\u3001WPF\u6216ASP.NET\u4e2d\u7684\u5e94\u7528\u5c31\u6709\u6240\u533a\u522b\u3002<\/p>\n<\/p>\n
\u5728WinForms\u4e2d<\/h4>\n<\/p>\n
\u5728WinForms\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0cColor<\/code> \u7ecf\u5e38\u7528\u4e8e\u8bbe\u7f6e\u63a7\u4ef6\u7684\u524d\u666f\u8272\u548c\u80cc\u666f\u8272\uff1a<\/p>\n<\/p>\n
Button myButton = new Button();<\/p>\n
myButton.BackColor = Color.LightBlue;<\/p>\n
myButton.ForeColor = Color.DarkBlue;<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728WPF\u4e2d<\/h4>\n<\/p>\n
\u5728Windows Presentation Foundation\uff08WPF\uff09\u4e2d\uff0c\u989c\u8272\u76f8\u5173\u7684\u64cd\u4f5c\u53ef\u80fd\u4f1a\u4f7f\u7528 System.Windows.Media.Color<\/code> \u800c\u4e0d\u662f System.Drawing.Color<\/code>\uff1a<\/p>\n<\/p>\n
var brush = new SolidColorBrush(System.Windows.Media.Color.FromArgb(255, 100, 150, 200));<\/p>\n
myControl.Background = brush;<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728ASP.NET\u4e2d<\/h4>\n<\/p>\n
\u5bf9\u4e8eWeb\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f8b\u5982\u4f7f\u7528ASP.NET\uff0c\u989c\u8272\u503c\u7ecf\u5e38\u4ee5CSS\u6837\u5f0f\u5b57\u7b26\u4e32\u7684\u5f62\u5f0f\u5e94\u7528\u4e8e\u524d\u7aef\u5143\u7d20\uff1a<\/p>\n<\/p>\n
myControl.Style["background-color"] = "#6495ED"; \/\/ CornflowerBlue\u7684\u5341\u516d\u8fdb\u5236\u989c\u8272\u4ee3\u7801<\/p>\n
<\/code><\/pre>\n<\/p>\n
Color<\/code> \u7ed3\u6784\u4f53\u662fC#\u7f16\u7a0b\u91cc\u7528\u4e8e\u989c\u8272\u7ba1\u7406\u7684\u4e00\u4e2a\u6838\u5fc3\u90e8\u5206\u3002\u5b83\u901a\u8fc7ARGB\u503c\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u989c\u8272\u64cd\u4f5c\u80fd\u529b\uff0c\u5e76\u80fd\u591f\u9002\u5e94\u4e0d\u540c\u7684\u7f16\u7a0b\u73af\u5883\u548c\u573a\u666f\u3002\u4e86\u89e3Color<\/code>\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u6765\u6ee1\u8db3\u4f60\u7684\u989c\u8272\u9700\u6c42\uff0c\u5bf9\u4e8e\u5f00\u53d1\u5177\u6709\u826f\u597d\u7528\u6237\u754c\u9762\u7684\u5e94\u7528\u7a0b\u5e8f\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
1. C\uff03\u4e2d\u7684Color\u662f\u5982\u4f55\u4f7f\u7528\u7684\uff1f<\/strong><\/p>\n
\u5728C\uff03\u4e2d\uff0cColor\u4ee3\u8868\u989c\u8272\u7684\u7c7b\u3002\u5b83\u662f\u7528\u4e8e\u8868\u793a\u548c\u5904\u7406\u989c\u8272\u7684\u5e38\u7528\u6570\u636e\u7c7b\u578b\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528Color\u7c7b\u6765\u6307\u5b9a\u5bf9\u8c61\u7684\u524d\u666f\u8272\u3001\u80cc\u666f\u8272\u6216\u5176\u4ed6\u4efb\u4f55\u9700\u8981\u989c\u8272\u7684\u5143\u7d20\u3002\u901a\u8fc7\u5c06Color\u5bf9\u8c61\u4e0e\u5176\u4ed6\u56fe\u5f62\u6216\u754c\u9762\u5143\u7d20\u5173\u8054\uff0c\u53ef\u4ee5\u5b9e\u73b0\u81ea\u5b9a\u4e49\u7684\u989c\u8272\u6548\u679c\u3002<\/p>\n
2. \u5982\u4f55\u5728C\uff03\u4ee3\u7801\u4e2d\u8bbe\u7f6e\u989c\u8272\uff1f<\/strong><\/p>\n
\u8981\u5728C\uff03\u4ee3\u7801\u4e2d\u8bbe\u7f6e\u989c\u8272\uff0c\u9996\u5148\u9700\u8981\u521b\u5efa\u4e00\u4e2aColor\u5bf9\u8c61\u3002\u53ef\u4ee5\u901a\u8fc7\u6307\u5b9a\u7ea2\u3001\u7eff\u3001\u84dd\u548c\u900f\u660e\u5ea6\u503c\u6765\u5b9a\u4e49\u989c\u8272\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efa\u4e00\u4e2a\u7ea2\u8272\u7684Color\u5bf9\u8c61\uff1a<\/p>\n
Color redColor = Color.FromArgb(255, 0, 0);\n<\/code><\/pre>\n
\u4e00\u65e6\u5b9a\u4e49\u4e86Color\u5bf9\u8c61\uff0c\u53ef\u4ee5\u5c06\u5176\u5e94\u7528\u4e8e\u9700\u8981\u989c\u8272\u7684\u5bf9\u8c61\u6216\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5c06\u989c\u8272\u5e94\u7528\u4e8e\u6309\u94ae\u7684\u80cc\u666f\u8272\uff1a<\/p>\n
button.BackColor = redColor;\n<\/code><\/pre>\n
\u8fd9\u5c06\u4f7f\u6309\u94ae\u7684\u80cc\u666f\u8272\u53d8\u4e3a\u7ea2\u8272\u3002<\/p>\n
3. \u5728C\uff03\u4ee3\u7801\u4e2d\uff0c\u4e3a\u4ec0\u4e48\u4f7f\u7528Color\u7c7b\uff1f<\/strong><\/p>\n
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