Voici un code pour parser le contenu d'un tableau wikipédia, en extraire deux colonnes (en l’occurrence, le nom de la couleur et son code RGB) et le convertir en 565 :

#Auteur : Le Gnu-Bricoleur
#Site internet : http://www.gnu-bricoleur.net/index.php?article6/ecran-lcd-opensmart-et-couleurs-16-bits-565
#Parser le code Wikipedia : https://fr.wikipedia.org/wiki/Couleur_du_Web
 
fichier = open("wiki", "r")
toutesleslignes = fichier.readlines()
 
listecouleurs = []
listergb = []
lister = []
listeg = []
listeb = []
listehexa = []
couleur = False
 
for ligne in toutesleslignes[9:]:
	print ligne
 
	if couleur == True:
		couleur = False
		col = ligne.split(" || ")
		listergb.append(col[2])
 
 
	if ligne[0] == "!":
		couleur = True
		col = ligne[2:].split(",")
		col2 = col[0].split(" ")
		listecouleurs.append(col2[0])
 
 
fichier.close()
print listecouleurs
 
# Convertir les couleurs en 16 bits 565
 
for elt in listergb:
	num = elt[4:]
	num = num[:-1]
	num2 = num.split(",")
	print num2
	lister.append(num2[0])
	listeg.append(num2[1][1:])
	listeb.append(num2[2][1:])
 
 
for i in range(len(lister)):
	r = int(lister[i])
	g = int(listeg[i])
	b = int(listeb[i])
	#r = 255 - int(r)
	#b = 255 - int(b)
	#g = 255 - int(g)
 
	#r = bin(r%32)[2:].zfill(5)
	#g = bin(g%64)[2:].zfill(6)
	#b = bin(b%32)[2:].zfill(5)
 
	r = int((r/255.0)*31)
	g = int((g/255.0)*63)
	b = int((b/255.0)*31)
 
	r = bin(r)[2:].zfill(5)
	g = bin(g)[2:].zfill(6)
	b = bin(b)[2:].zfill(5)
 
	binaire = r + g + b
	hexa = hex(int(binaire, 2))[2:].zfill(4)
	hexa = "0x" + hexa.upper()
	listehexa.append(hexa)
 
fichier = open("couleurs.h", "w")
for i in range(len(listecouleurs)):
	fichier.write("#define " + listecouleurs[i].upper() + " " + listehexa[i] + "\n")
fichier.close

Voici le tableau :

{|class="wikitable"
|-
!scope="col"| Nom(s) de couleur
!scope="col"| Échantillon
!scope="col"| RGB (hex)
!scope="col"| RGB (décimal)
!scope="col"| HSL (° et %)
!scope="col"| HSV (° et %)
!scope="col"| CMYK (%)
|-
! black 
|style="background:#000"| &nbsp; || <code>#000

|| rgb(0, 0, 0) || hsl(0, 0%, 0%) || hsv(0, 0%, 0%) || cmyk(0%, 0%, 0%, 100%)

! dimgray, dimgrey

#696969

! gray, grey

#808080

! darkgray, darkgrey

#A9A9A9

! silver

#C0C0C0

! lightgray, lightgrey

#D3D3D3

! gainsboro

#DCDCDC

! whitesmoke

#F5F5F5

! white

#FFF

! maroon

#800000

! darkred

#8B0000

! red

#F00

! firebrick

#B22222

! brown

#A52A2A

! indianred

#CD5C5C

! lightcoral

#F08080

! rosybrown

#BC8F8F

! snow

#FFFAFA

! mistyrose

#FFE4E1

! salmon

#FA8072

! tomato

#FF6347

! darksalmon

#E9967A

! coral

#FF7F50

! orangered

#FF4500

! lightsalmon

#FFA07A

! sienna

#A0522D

! seashell

#FFF5EE

! saddlebrown

#8B4513

! chocolate

#D2691E

! sandybrown

#F4A460

! peachpuff

#FFDAB9

! peru

#CD853F

! linen

#FAF0E6

! bisque

#FFE4C4

! darkorange

#FF8C00

! burlywood

#DEB887

! tan

#D2B48C

! antiquewhite

#FAEBD7

! navajowhite

#FFDEAD

! blanchedalmond

#FFEBCD

! papayawhip

#FFEFD5

! moccasin

#FFE4B5

! orange

#FFA500

! wheat

#F5DEB3

! oldlace

#FDF5E6

! floralwhite

#FFFAF0

! darkgoldenrod

#B8860B

! goldenrod

#DAA520

! cornsilk

#FFF8DC

! gold

#FFD700

! khaki

#F0E68C

! lemonchiffon

#FFFACD

! palegoldenrod

#EEE8AA

! darkkhaki

#BDB76B

! olive

#808000

! yellow

#FF0

! lightgoldenrodyellow

#FAFAD2

! lightyellow

#FFFFE0

! beige

#F5F5DC

! ivory

#FFFFF0

! olivedrab

#6B8E23

! yellowgreen

#9ACD32

! darkolivegreen

#556B2F

! greenyellow

#ADFF2F

! chartreuse

#7FFF00

! lawngreen

#7CFC00

! darkgreen

#006400

! green

#008000

! lime

#0F0

! limegreen

#32CD32

! forestgreen

#228B22

! lightgreen

#90EE90

! palegreen

#98FB98

! darkseagreen

#8FBC8F

! honeydew

#F0FFF0

! seagreen

#2E8B57

! mediumseagreen

#3CB371

! springgreen

#00FF7F

! mintcream

#F5FFFA

! mediumspringgreen

#00FA9A

! mediumaquamarine

#66CDAA

! aquamarine

#7FFFD4

! turquoise

#40E0D0

! lightseagreen

#20B2AA

! mediumturquoise

#48D1CC

! teal

#008080

! darkcyan

#008B8B

! aqua, cyan

#0FF

! darkslategray, darkslategrey

#2F4F4F

! paleturquoise

#AFEEEE

! lightcyan

#E0FFFF

! azure

#F0FFFF

! darkturquoise

#00CED1

! cadetblue

#5F9EA0

! powderblue

#B0E0E6

! lightblue

#ADD8E6

! deepskyblue

#00BFFF

! skyblue

#87CEEB

! lightskyblue

#87CEFA

! steelblue

#4682B4

! aliceblue

#F0F8FF

! dodgerblue

#1E90FF

! slategray, slategrey

#708090

! lightslategray, lightslategrey

#789

! lightsteelblue

#B0C4DE

! cornflowerblue

#6495ED

! royalblue

#4169E1

! navy

#000080

! darkblue

#00008B

! mediumblue

#0000CD

! blue

#00F

! midnightblue

#191970

! lavender

#E6E6FA

! ghostwhite

#F8F8FF

! slateblue

#6A5ACD

! mediumslateblue

#7B68EE

! darkslateblue

#483D8B

! mediumpurple

#9370DB

! blueviolet

#8A2BE2

! indigo

#4B0082

! darkorchid

#9932CC

! darkviolet

#9400D3

! mediumorchid

#BA55D3

! purple

#800080

! darkmagenta

#8B008B

! fuchsia, magenta

#F0F

! violet

#EE82EE

! plum

#DDA0DD

! thistle

#D8BFD8

! orchid

#DA70D6

! mediumvioletred

#C71585

! deeppink

#FF1493

! hotpink

#FF69B4

! lavenderblush

#FFF0F5

! palevioletred

#DB7093

! crimson

#DC143C

! pink

#FFC0CB

! lightpink

#FFB6C1

</code>

Voici le résultat (les couleurs sont inversées volontairement car mon écran afficahit les couleurs complémentaire. Il est facile en commentant l'inversion dans le code python ci-dessus d'obtenir le tableau des couleurs normales):

 
#define BLACK 0xFFFF
#define DIMGRAY 0x94B2
#define GRAY 0x7BEF
#define DARKGRAY 0x52AA
#define SILVER 0x39E7
#define LIGHTGRAY 0x2945
#define GAINSBORO 0x2104
#define WHITESMOKE 0x0841
#define WHITE 0x0000
#define MAROON 0x7FFF
#define DARKRED 0x77FF
#define RED 0x07FF
#define FIREBRICK 0x4EDA
#define BROWN 0x5699
#define INDIANRED 0x3513
#define LIGHTCORAL 0x0BEF
#define ROSYBROWN 0x436D
#define SNOW 0x0020
#define MISTYROSE 0x00C3
#define SALMON 0x03F1
#define TOMATO 0x04D6
#define DARKSALMON 0x1330
#define CORAL 0x03F5
#define ORANGERED 0x05BF
#define LIGHTSALMON 0x02F0
#define SIENNA 0x5D59
#define SEASHELL 0x0042
#define SADDLEBROWN 0x75BC
#define CHOCOLATE 0x2CBB
#define SANDYBROWN 0x0AD3
#define PEACHPUFF 0x0128
#define PERU 0x33D7
#define LINEN 0x0063
#define BISQUE 0x00C7
#define DARKORANGE 0x039F
#define BURLYWOOD 0x222E
#define TAN 0x2A4D
#define ANTIQUEWHITE 0x0084
#define NAVAJOWHITE 0x0109
#define BLANCHEDALMOND 0x0086
#define PAPAYAWHIP 0x0065
#define MOCCASIN 0x00C8
#define ORANGE 0x02DF
#define WHEAT 0x0909
#define OLDLACE 0x0043
#define FLORALWHITE 0x0021
#define DARKGOLDENROD 0x43BD
#define GOLDENROD 0x22DB
#define CORNSILK 0x0024
#define GOLD 0x013F
#define KHAKI 0x08CD
#define LEMONCHIFFON 0x0026
#define PALEGOLDENROD 0x10AA
#define DARKKHAKI 0x4231
#define OLIVE 0x7BFF
#define YELLOW 0x001F
#define LIGHTGOLDENRODYELLOW 0x0025
#define LIGHTYELLOW 0x0003
#define BEIGE 0x0844
#define IVORY 0x0001
#define OLIVEDRAB 0x8B7A
#define YELLOWGREEN 0x6198
#define DARKOLIVEGREEN 0xA499
#define GREENYELLOW 0x4819
#define CHARTREUSE 0x781F
#define LAWNGREEN 0x781F
#define DARKGREEN 0xFCDF
#define GREEN 0xFBFF
#define LIME 0xF81F
#define LIMEGREEN 0xC198
#define FORESTGREEN 0xD39A
#define LIGHTGREEN 0x688D
#define PALEGREEN 0x600C
#define DARKSEAGREEN 0x6A0D
#define HONEYDEW 0x0801
#define SEAGREEN 0xCB94
#define MEDIUMSEAGREEN 0xBA51
#define SPRINGGREEN 0xF80F
#define MINTCREAM 0x0800
#define MEDIUMSPRINGGREEN 0xF82C
#define MEDIUMAQUAMARINE 0x918A
#define AQUAMARINE 0x7805
#define TURQUOISE 0xB8E5
#define LIGHTSEAGREEN 0xDA6A
#define MEDIUMTURQUOISE 0xB166
#define TEAL 0xFBEF
#define DARKCYAN 0xFB8E
#define AQUA 0xF800
#define DARKSLATEGRAY 0xCD75
#define PALETURQUOISE 0x4882
#define LIGHTCYAN 0x1800
#define AZURE 0x0800
#define DARKTURQUOISE 0xF985
#define CADETBLUE 0x9AEB
#define POWDERBLUE 0x48E3
#define LIGHTBLUE 0x4923
#define DEEPSKYBLUE 0xF9E0
#define SKYBLUE 0x7182
#define LIGHTSKYBLUE 0x7180
#define STEELBLUE 0xB3C9
#define ALICEBLUE 0x0820
#define DODGERBLUE 0xDB60
#define SLATEGRAY 0x8BED
#define LIGHTSLATEGRAY 0x83AC
#define LIGHTSTEELBLUE 0x49C4
#define CORNFLOWERBLUE 0x9342
#define ROYALBLUE 0xBCA3
#define NAVY 0xFFEF
#define DARKBLUE 0xFFEE
#define MEDIUMBLUE 0xFFE6
#define BLUE 0xFFE0
#define MIDNIGHTBLUE 0xDF11
#define LAVENDER 0x18C0
#define GHOSTWHITE 0x0020
#define SLATEBLUE 0x9506
#define MEDIUMSLATEBLUE 0x84A2
#define DARKSLATEBLUE 0xB5EE
#define MEDIUMPURPLE 0x6C64
#define BLUEVIOLET 0x7683
#define INDIGO 0xAFEF
#define DARKORCHID 0x6646
#define DARKVIOLET 0x6FE5
#define MEDIUMORCHID 0x4545
#define PURPLE 0x7FEF
#define DARKMAGENTA 0x77EE
#define FUCHSIA 0x07E0
#define VIOLET 0x13C2
#define PLUM 0x22E4
#define THISTLE 0x21E4
#define ORCHID 0x2464
#define MEDIUMVIOLETRED 0x372E
#define DEEPPINK 0x074D
#define HOTPINK 0x04A9
#define LAVENDERBLUSH 0x0061
#define PALEVIOLETRED 0x246D
#define CRIMSON 0x2757
#define PINK 0x01E6
#define LIGHTPINK 0x0247