====== BASH - Colors - 24-bit RGB Colors ======

16777216 Colors.

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===== Format =====

<code bash>
ESC[ 38;2;⟨r⟩;⟨g⟩;⟨b⟩ m Select RGB foreground color
ESC[ 48;2;⟨r⟩;⟨g⟩;⟨b⟩ m Select RGB background color
</code>

where:

  * **R** is RED; values 0 to 255.
  * **G** is GREEN; values 0 to 255.
  * **B** is BLUE; values 0 to 255.

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===== RED Example =====

<code bash>
echo -e "\033[38;2;155;0;0mThis is in RED"
</code>

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===== ANSI Rainbow =====

<code bash>
for (( r = 0; r < 255; r++ )); do for (( g = 0; g < 255; g++ )); do for (( b = 0; b < 255; b++ )); do echo -e "\033[38;2;"$r";"$g";"$b"mHello $r $g $b"; done done done
</code>

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