css: is there any difference between hexadecimal color value and hexadecimal color value in shorthand?

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h1 {color:#000;}


<h1>This is heading 1</h1>


Is there any difference between color:#000;(hexadecimal color value in shorthand) and color:#000000(hexadecimal color value)?

There is no difference at all. As per the CSS Color Module spec:

The three-digit RGB notation (#rgb) is converted into six-digit form (#rrggbb) by replicating digits, not by adding zeros. For example, #fb0 expands to #ffbb00. This ensures that white (#ffffff) can be specified with the short notation (#fff)...

CSS: Use Shorthand Hex Colors, Shorthand hex notation substitutes 3-character color values for 6-character colors when each of the color channels is identical in an RRGGBB� Hexadecimal Colors. Hexadecimal values are base-16, so they are usually shorter than base-10 numbers. To specify 0 to 255 in hex, you'd use 00 to ff, saving a byte for higher colors. Shorthand Hexadecimal Colors. Nearly all browsers (version 3 and above, except IE3 Mac) support shorthand hex colors.

No there is no difference. They describe exactly the same. Only shorter and easier to read.

Defining Colors in CSS, Hex values are actually just a different way to represent RGB values. Shorthand Notation for Hex Values. If both digits of the red, green and blue values are the same, you may use the short three-digit notation. Hexes are just a different way of writing RGB values. Something like #6a79f7 (cornflower blue) maps directly to rgb(106, 121, 247). 6a is the red, 79 is the green, and f7 is the blue. First, you should know that in the hex color system the letters “a-f” represent the numbers ten to fifteen.

No difference.

Any color like #XXYYZZ can be written as #XYZ

CSS 3 Digit Hex Colors, Explains the 3-digit hex color notation in CSS, which is shorthand for the 6-digit into shorthand because each of the RGB components uses a different value. Hex (Hexadecimal) Codes in CSS with No Alpha Value The format of the CSS hex code is #RRGGBB. The letters refer to red (RR), green (GG), and blue (BB) so you can think of the 6-character value as being three two-digit hexadecimal numbers; one for each of the three colors.

There is no difference in both color but color: #000000; is more preferable to use for eg you can change with more colors that is #010101; but you can't do this in #000;

With first #000 it can select 8-bit color but with second #000000 it can select 16-bit color

CSS 4 Digit Hex Colors, Explains the 4-digit hex color notation in CSS, which is shorthand for the 8-digit into shorthand because each of the RGB components uses a different value. Pick a color value format, input two valid CSS color values in the format you chose, and pick the number of midpoints you'd like to see. The palette will show the colors you input as well as the requested number of midpoint colors, and the values of those colors. All numbers are rounded to the nearest integer.

CSS Hex Colors Demystified. Introduction | by Dave Gash, I have to deal with CSS hex color coding all the time, but I don't really get it. Colors are ubiquitous in CSS; they're used as property values for foregrounds, That is, they absorb, or subtract, different wavelengths of the light that hits them, and First, shorthand codes often result in unintended colors. Color Hex Color Codes. Color-hex gives information about colors including color models (RGB,HSL,HSV and CMYK), Triadic colors, monochromatic colors and analogous colors calculated in color page. Color-hex.com also generates a simple css code for the selected color. Html element samples are also shown below the color detail page.

<color>, The color CSS data type represents a color in the sRGB color space. A color may also include an alpha-channel transparency value, indicating how Using the RGB cubic-coordinate system (via the #-hexadecimal or the rgb() and their RGB values may differ from the corresponding color on X11 systems� HEX Value. In CSS, a color can be specified using a hexadecimal value in the form: #rrggbb. Where rr (red), gg (green) and bb (blue) are hexadecimal values between 00 and ff (same as decimal 0-255). For example, #ff0000 is displayed as red, because red is set to its highest value (ff) and the others are set to the lowest value (00).

CSS and Hexadecimal Color Values, Explains how the RGB system using hexadecimal numbers works for CSS and HTML. Learn Duration: 4:01 Posted: Jun 2, 2015 RGB colors. The RGB color model defines a given color according to its red, green, and blue components. An optional alpha component represents the color's transparency. Syntax. RGB colors can be expressed through both hexadecimal (prefixed with #) and functional (rgb(), rgba()) notations.