RGB Color Code according to the Commission for the Geological Map of the World (CGMW), Paris, France Holocene 254/242/236 Tithonian 217/241/247 Famennian 242/237/197 Ediacaran 254/217/106 254/242/224 Upper Neo- Upper Upper 255/242/211 Kimmeridgian 204/236/244 241/225/157 Frasnian 242/237/173 proterozoic Cryogenian 254/204/92 179/227/238 99 254/179/66 Pleistocene "Ionian" 255/242/199 Oxfordian 191/231/241 Middle Givetian 241/225/133 Tonian 254/191/78 255/242/174 241/200/104 Calabrian 255/242/186 Callovian 191/231/229 203/140/55 Eifelian 241/213/118 Stenian 254/217/154 Quaternary 249/249/127 Meso- Gelasian 255/237/179 Bathonian 179/226/227 247/53/ proterozoic Ectasian Middle Emsian 229/208/117 253/204/138 Lower 253/180/98 Pliocene Piacenzian 255/255/191 52/178/201 128/207/216 Bajocian 166/221/224 Pragian 229/196/104 Calymmian 253/192/122 229/172/77 255/255/153 Zanclean 255/255/179 Aalenian 154/217/221 Lochkovian 229/183/90 Statherian 248/117/167 Devonian Pridoli Messinian 255/255/115 Toarcian 153/206/227 230/245/225 Paleo- Orosirian 247/104/152 103/197/202 230/245/225 247/67/112 proterozoic Tortonian 255/255/102 128/197/221 Rhyacian 247/91/137 Jurassic Pliensbachian Ludfordian 217/240/223 Lower Ludlow Proterozoic 247/67/112 255/230/25 Miocene Serravallian 255/255/89 66/174/208 Sinemurian 103/188/216 191/230/207 Gorstian 204/236/221 Siderian 247/79/124 242/249/29 255/255/0 Langhian 255/255/77 78/179/211 Hettangian Wenlock Homerian 204/235/209 Neoarchean 250/167/200 255/255/65 Burdigalian Rhaetian 227/185/219 179/225/182 179/225/194 Sheinwoodian 191/230/195 249/155/193 Upper Neogene Aquitanian 255/255/51 214/170/211 Norian Telychian 191/230/207 Mesoarchean 189/140/195 Llandovery 248/129/181 Oligocene Chattian 254/230/170 M e s o z i c Carnian 201/155/203 Aeronian 179/225/194 247/104/169 154/217/221 153/215/179 240/4/127 153/192/141 253/192/122 254/217/154 Silurian Rupelian r e c a m b i n Ladinian 201/131/191 Rhuddanian 166/220/181 Paleoarchean 129/43/146 Middle 154/217/221 P 246/104/178 154/217/221 C e n o z i c 177/104/177 Priabonian 253/205/161 Anisian 188/117/183 Hirnantian 166/219/171 244/68/159 Upper Eocene Bartonian 253/192/145 Olenekian 176/81/165 Katian 153/214/159 Lower 127/202/147 Eoarchean 230/29/140 253/154/82 riassic 253/180/108 Archean Lutetian 252/180/130 152/57/153 164/70/159 218/3/127 T Induan Sandbian 140/208/148 Ypresian 252/167/115 Changhsingian 252/192/178 0/146/112 Darriwilian 116/198/156 Lopingian Middle Hadean 174/2/126 Thanetian 253/191/111 251/167/148 Wuchiapingian 252/180/162 77/180/126 Dapingian 102/192/146 Paleocene a l e o z i c P Selandian 254/191/101 h a n e r o z i c 253/167/95 Capitanian 251/154/133 Lower Floian 65/176/135 P The RGB color code is an additive model of Paleogene h a n e r o z i c Guadalupian 26/157/111 Danian 253/180/98 h a n e r o z i c Wordian 251/141/118 Tremadocian 51/169/126 Red, Green and Blue. Each is indicated on a scale Ordovician P P 251/116/92 from 0 (no pigment) to 255 (saturation of this Maastrichtian 242/250/140 Roadian 251/128/105 Stage 10 230/245/201 pigment). “Devonian (203/140/205)” indicates a 240/64/40 Furongian mixture of 203 Red, 140 Green and 205 Blue. Campanian 230/244/127 Kungurian 227/135/118 Jiangshanian 217/240/187 179/224/149 The conversion from the reference CMYK 86 values to the RGB codes utilizes Adobe® Upper Santonian 217/239/116 Artinskian 227/123/104 Paibian 204/235/174 153/192/141 Cisuralian Illustrator® CS3’s color function of “Emulate 166/216/74 Coniacian 204/233/104 239/88/69 Sakmarian 227/111/92 Guzhangian 204/223/170 Adobe® Illustrator® 6.0” (menu Edit / Color Permian Settings / Settings). Series 3 Turonian 191/227/93 Asselian 227/99/80 Drumian 191/217/157 ATTENTION: For color conversions using a 166/207/134 103/197/202 127/160/ program other than Adobe® Illustrator®, it is 127/198/78 Cenomanian 179/222/83 Gzhelian 179/212/146 Upper 204/212/199 Stage 5 necessary to conserve the reference CMYK, even if the resulting RGB values are slightly different. Albian 204/234/151 191/208/186 Kasimovian 191/208/197 Series 2 Stage 4 179/202/142 /165/153 Aptian 191/228/138 Middle Moscovian 179/203/185 153/192/120 Stage 3 166/197/131 103 166/199/183 a l e o z i c Lower Barremian 179/223/127 153/194/181 Lower Pennsylvanian Bashkirian 153/194/181 Stage 2 166/186/128 P 140/190/180 Cambrian Terreneuvian 140/205/87 Hauterivian 166/217/117 Upper Serpukhovian 191/194/107 140/176/108 Fortunian 153/181/117 Cretaceous 179/190/108 M e s o z i c Valanginian 153/211/106 Middle Visean 153/180/108 166/185/108 Color composition by J.M. Pellé (BRGM, France) Jan 2012 Berriasian 140/205/96 Lower Carboniferous 103/143/102 Mississippian 128/171/108 Tournaisian 140/176/108.