Color.regex.txt

# Matches an ANSI color
(?>
  (?<ANSI_24BitColor>
(?-i)\e                                                       # An Escape
\[                                                            # Followed by a bracket
38;2;(?<Color>(?<Red>(?>[0-2][0-5][0-5]|[0-1]\d\d|\d{1,2}))   # Red is the first 0-255 value
;(?<Red>(?>[0-2][0-5][0-5]|[0-1]\d\d|\d{1,2}))                # Green is the second 0-255 value
;(?<Blue>(?>[0-2][0-5][0-5]|[0-1]\d\d|\d{1,2}))               # Blue is the third 0-255 value
m)
)
  |
  (?<ANSI_8BitColor>
(?-i)\e                                                       # An Escape
\[                                                            # Followed by a bracket
38;5;(?<Color>(?>
  (?<StandardColor>[0-7])                                     # 0 -7 are standard colors
m  |
  (?<BrightColor>(?>[8-9]|1[0-5]))                            # 8-15 are bright colors
m  |
  (?<CubeColor>(?>[0-2][0-3][0-1]|[0-1]\d\d|\d{1,2}))         # 16-231  are cubed colors
m  |
  (?<GrayscaleColor>(?>[0-2][0-5][0-5]|[0-1]\d\d|\d{1,2}))    # 232-255 are grayscales
m))
)
  |
  (?<ANSI_4BitColor>
\e                                                            # An Escape
\[                                                            # Followed by a bracket
(?<Color>(?<IsBright>1)?\;?(?<ForegroundColor>3[0-7])?(?(ForegroundColor)(m)|((?<BackgroundColor>4[0-7])m)))
)
  |
  (?<ANSI_DefaultColor>
(?-i)\e                                                       # An Escape
\[                                                            # Followed by a bracket
(?<Color>(?>
  (?<DefaultForeground>39)                                    # 39 Represents the default foreground color
m  |
  (?<DefaultForeground>49)                                    # 49 Represents the default background color
m))
)
)