HTML and CSS Reference
In-Depth Information
The two-minute guide to hex codes
The first thing you need to know about hex codes is that they aren't based on 10
digits (0 to 9);
they're based on 16 digits (0 to F). Here's how hex digits work:
A
B
5
10
Using
hex, you only ne
ed a single
digit t
o count all the
way from
0 to 1
5. When you get
above 9,
you st
art using letter
s.
6
11
9
4
C
3
12
D
13
14
15
2
7
E
8
1
F
0
So if you see a hex number like B, you know that just means 11. But what does BB,
or E1, or FF mean? Let's disassemble a hex color and see what it actually represents.
In fact, here's how you can do that for any hex color you might encounter.
Step one:
Separate the hex color into its three components.
Remember that each hex color is made up of a red, green, and blue component.
The first thing you want to do is separate those.
T
ake your hex color
and
b
reak it up into its
red,
g
reen, and blue comp
onents.
CC 66 00
#
Blue
Green
CC
66
00
