What color is #fff in JavaScript?

In JavaScript, "#fff" is white; "#fff" is the abbreviation of hexadecimal color code. The color value is expressed in hexadecimal as red, green, and blue. Each color The lowest value is "00", the highest value is "FF", "#fff" can also be represented by "#ffffff".

The operating environment of this tutorial: Windows 10 system, JavaScript version 1.8.5, Dell G3 computer.

What is the color of #fff in JavaScript

Color is often used in development, such as background color and font color. Here are four ways to express color

1. Word representation

red,orange,blue,pink,green...

Advantages: Intuitive, if you know the meaning of the word, you will know what color it is;

Disadvantages: relatively simple, unable to accurately express a color;

2. Hexadecimal

consists of ten numbers from 0-9 and six numbers from A-F A combination of letters,

#000000 means black, #ffffff means white, when the first is the same as the second, the third is the same as the fourth, and the fifth is the same as the sixth, It can be abbreviated into a style such as #000, #fff, and the color represented is the same as #000000, #fff. The uppercase and lowercase letters have nothing to do with the color;

Advantages: It can accurately represent a Color

Disadvantages: If you need to increase the transparency attribute, you need to add

3, rgba(x1,x2,x3,x4)

The values ​​of x1, x2, x3 are 0-255, and the value of x4 is 0-1, indicating transparency; 0 means completely transparent, 1 means as is, without any transparency effect

can accurately represent a Color can also take into account the attribute of transparency;

4, HSLA (x1, x2, x3, x4)

H=Hue (hue) S=Saturation ( Saturation)

L=Lightness (brightness) A=Alpha (transparency)

x1 value range 0-360, 0 represents red, 120 represents green, 240 represents blue

x2 value range 0-100%

x3 value range 0-100%

x4 value range 0-1; 0 means completely transparent, 1 means as is, without any Transparency effect

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