颜色代码0-255都是什么颜色?

2024-11-26 15:27:16
推荐回答(3个)
回答1:

准确的说颜色代码不是0-255的。颜色是由红、绿、蓝三色组成,都是0~255之间数字,这是由十进制或十六进制组成的颜色代码。

比如如:纯红色(255,0,0)、纯黑色(0,0,0)、纯蓝色(0,0,139)等。

人的眼睛看到的颜色有两种:

1、 发光体发出的颜色,比如计算机显示器屏幕显示的颜色;

2、物体本身不发光,而是反射的光产生。

任何颜色都是由三种最基本的颜色叠加形成的,这三种颜色称为“三基色”。

1、发光体的颜色模式,又称为“加色模式”,三基色是“红”、“绿”、“蓝”三种颜色。加色模式又称为“RGB”模式;

2、而对于印刷品这样的颜色模式,又称为“减色模式”,三基色是“青”、“洋红”、“黄”三种颜色。减色模式又称为“CMYK”模式。

例如:在网页上要指定一种颜色,就要使用RGB模式来确定,方法是分别指定R/G/B,也就是红/绿/蓝三种基色的强度,通常规定,每一种颜色强度最低为 0,最高为255,并通常都以16进制数值表示,那么255对应于十六进制就是FF,并把三个数值依次并列起来 ,以#开头。

例如,颜色值“#FF0000”为红色,因为红色的值达到了最高值 FF(即十进制的255),其余两种颜色强度为0。在例如“#FFFF00”表示黄色,因为当红色和绿色都为最大值,且蓝色为0时,产生的就是黄色。

扩展资料

颜色代码:

1、浅粉色:255,182,193;

2、粉红色:255,192,203;

3、猩红色:220,20,60;

4、脸红的淡紫色:255,240,245;

5、苍白的紫罗兰红色:219,112,147;

6、热情的粉红:255,105,180;

7、深粉色:255,20,147;

8、适中的紫罗兰红色:199,21,133;

9、兰花的紫色:218,112,214;

10、洋红:255,0,255;

11、深洋红色:139,0,139;

12、紫色:128,0,128;

13、纯蓝:0,0,255;

14、深蓝色:0,0,139;

15、天蓝色:135,206,235;

参考资料来源:百度百科-十六进制颜色码

回答2:

准确的说不是0~255
颜色是由红、绿、蓝三色组成,每个颜色都是0~255之间数字
比如0,0,0代表黑色,255,255,255代表白色
255,0,0代表红色等等,具体你可以打开画图板,有个自定义颜色选项,试试就明白了

回答3:

0~255表示的是亮度,这个数字的由来是当时大部分芯片是八位的,所以在计算机中很多RGB图片格式都是按照unit8型存储的的,2的8次方即256位

RGB颜色的设置可以,通过网页链接 查看各个颜色




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