HTML Color Codes - Hex Colors - Color Spectrum

Select a startcolor to create spectrum
Restart from the basic HTML colors (RED, GREEN, BLUE)
Restart from a color using the colorpicker.
Click on a color in the spectum grid to refine the spectrum
and find the complementary html colors

Colorpallet from #213B66 to #21663B and to #3B2166
#213B66#213B66#213B66#213B66#213B66#213B66#213B66
#21425F#224060#223E61#233D62#243B63#243965#253766
#214958#22455A#24425C#253E5F#263B61#273763#293366
#215051#234B54#254558#27405B#293B5E#2B3662#2D2F66
#21574A#24504E#264953#294157#2C3A5C#2F3360#322A66
#215D44#245449#284B4F#2B4354#2E3A5A#32315F#362666
#21663B#255B42#295049#2D4550#323A57#362F5D#3B2166

Colorpallet from #213B66 to #21663B and to #3B6621
#213B66#213B66#213B66#213B66#213B66#213B66#213B66
#21425F#22425E#22425E#23425D#24425C#24425C#25425B
#214958#224957#244955#254954#264953#274952#294950
#215051#23504F#25504D#27504B#295049#2B5047#2D5045
#21574A#245747#265745#295742#2C5740#2F573D#32573A
#215D44#245D41#285D3D#2B5D3A#2E5D37#325D33#365D2F
#21663B#256637#296633#2D662F#32662A#366626#3B6621

Colorpallet from #213B66 to #21663B and to #66213B
#213B66#213B66#213B66#213B66#213B66#213B66#213B66
#21425F#23405F#253E5F#263D5F#283B5F#2A395F#2C375F
#214958#254558#284258#2C3E58#2F3B58#333758#373358
#215051#264B51#2C4551#314051#363B51#3B3651#422F51
#21574A#28504A#2F494A#36414A#3D3A4A#44334A#4D2A4A
#215D44#2A5444#334B44#3B4344#443A44#4D3144#582644
#21663B#2C5B3B#37503B#42453B#4D3A3B#582F3B#66213B

Colorpallet from #213B66 to #21663B and to #663B21
#213B66#213B66#213B66#213B66#213B66#213B66#213B66
#21425F#23415E#25405E#263F5D#283E5C#2A3C5C#2C3B5B
#214958#254757#284555#2C4254#2F4053#333E52#373B50
#215051#264D4F#2C494D#31464B#364349#3B3F47#423B45
#21574A#285347#2F4E45#364A42#3D4540#44413D#4D3B3A
#215D44#2A5841#33523D#3B4D3A#444737#4D4233#583B2F
#21663B#2C5F37#375833#42512F#4D4A2A#584426#663B21

Colorpallet from #213B66 to #3B2166 and to #3B6621
#213B66#213B66#213B66#213B66#213B66#213B66#213B66
#253766#253964#253B62#253C61#253E5F#25405D#25425B
#293366#293762#293A5F#293E5B#294158#294554#294950
#2D2F66#2D3461#2D3A5B#2D3F56#2D4451#2D494C#2D5045
#322A66#32315F#323858#324051#32474A#324E43#32573A
#362666#362F5D#363854#36404C#364943#36523A#365D2F
#3B2166#3B2C5B#3B3750#3B4245#3B4D3A#3B582F#3B6621

Colorpallet from #213B66 to #3B2166 and to #66213B
#213B66#213B66#213B66#213B66#213B66#213B66#213B66
#253766#263765#273764#283763#293762#2B3760#2C375F
#293366#2B3364#2D3362#30335F#32335D#34335B#373358
#2D2F66#302F63#342F5F#372F5C#3A2F59#3E2F55#422F51
#322A66#362A62#3B2A5D#3F2A59#432A54#482A50#4D2A4A
#362666#3B2661#41265B#462656#4C2650#51264B#582644
#3B2166#42215F#492158#502151#57214A#5D2144#66213B

Colorpallet from #213B66 to #3B2166 and to #663B21
#213B66#213B66#213B66#213B66#213B66#213B66#213B66
#253766#263864#273862#283961#293A5F#2B3A5D#2C3B5B
#293366#2B3462#2D365F#30375B#323858#343954#373B50
#2D2F66#303161#34335B#373556#3A3751#3E394C#423B45
#322A66#362D5F#3B2F58#3F3251#43354A#483843#4D3B3A
#362666#3B295D#412D54#46304C#4C3343#51373A#583B2F
#3B2166#42255B#492950#502D45#57323A#5D362F#663B21

Colorpallet from #213B66 to #3B6621 and to #66213B
#213B66#213B66#213B66#213B66#213B66#213B66#213B66
#25425B#26405C#273E5C#283D5D#293B5E#2B395E#2C375F
#294950#2B4551#2D4253#303E54#323B55#343756#373358
#2D5045#304B47#344549#37404B#3A3B4D#3E364F#422F51
#32573A#36503D#3B493F#3F4142#433A44#483347#4D2A4A
#365D2F#3B5432#414B36#464339#4C3A3C#513140#582644
#3B6621#425B25#495029#50452D#573A32#5D2F36#66213B

Colorpallet from #213B66 to #3B6621 and to #663B21
#213B66#213B66#213B66#213B66#213B66#213B66#213B66
#25425B#26415B#27405B#283F5B#293E5B#2B3C5B#2C3B5B
#294950#2B4750#2D4550#304250#324050#343E50#373B50
#2D5045#304D45#344945#374645#3A4345#3E3F45#423B45
#32573A#36533A#3B4E3A#3F4A3A#43453A#48413A#4D3B3A
#365D2F#3B582F#41522F#464D2F#4C472F#51422F#583B2F
#3B6621#425F21#495821#505121#574A21#5D4421#663B21

Colorpallet from #213B66 to #66213B and to #663B21
#213B66#213B66#213B66#213B66#213B66#213B66#213B66
#2C375F#2C385E#2C385E#2C395D#2C3A5C#2C3A5C#2C3B5B
#373358#373457#373655#373754#373853#373952#373B50
#422F51#42314F#42334D#42354B#423749#423947#423B45
#4D2A4A#4D2D47#4D2F45#4D3242#4D3540#4D383D#4D3B3A
#582644#582941#582D3D#58303A#583337#583733#583B2F
#66213B#662537#662933#662D2F#66322A#663626#663B21