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 #3137A8 to #31A837 and to #3731A8
#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8
#314996#314699#31439C#31409F#323DA2#323AA4#3236A8
#315B84#31558A#324F90#324995#32439B#333DA1#3335A8
#316D72#31647B#325B83#32528C#334995#333F9D#3434A8
#317F60#32736C#326777#335B83#344E8E#34429A#3533A8
#31914E#32825C#33736B#336379#345488#354596#3632A8
#31A837#329549#33825B#346F6D#355C7F#364991#3731A8

Colorpallet from #3137A8 to #31A837 and to #37A831
#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8
#314996#314996#314996#314996#324995#324995#324995
#315B84#315B84#325B83#325B83#325B83#335B82#335B82
#316D72#316D72#326D71#326D71#336D70#336D70#346D6F
#317F60#327F5F#327F5F#337F5E#347F5D#347F5D#357F5C
#31914E#32914D#33914C#33914C#34914B#35914A#369149
#31A837#32A836#33A835#34A834#35A833#36A832#37A831

Colorpallet from #3137A8 to #31A837 and to #A83137
#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8
#314996#344696#374396#3A4096#3D3D96#403A96#443696
#315B84#375584#3D4F84#434984#494384#4F3D84#573584
#316D72#3A6472#435B72#4C5272#554972#5F3F72#6A3472
#317F60#3D7360#496760#555B60#624E60#6E4260#7D3360
#31914E#40824E#4F734E#5F634E#6E544E#7D454E#90324E
#31A837#449537#578237#6A6F37#7D5C37#904937#A83137

Colorpallet from #3137A8 to #31A837 and to #A83731
#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8
#314996#344696#374396#3A4096#3D3D95#403B95#443795
#315B84#375584#3D4F83#434A83#494483#4F3E82#573782
#316D72#3A6472#435C71#4C5371#554A70#5F4270#6A376F
#317F60#3D735F#49685F#555C5E#62515D#6E455D#7D375C
#31914E#40834D#4F744C#5F664C#6E574B#7D494A#903749
#31A837#449636#578435#6A7234#7D6033#904E32#A83731

Colorpallet from #3137A8 to #3731A8 and to #37A831
#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8
#3236A8#3239A5#323CA2#323F9F#32429C#324599#324995
#3335A8#333BA2#33419C#334796#334D90#33538A#335B82
#3434A8#343D9F#344696#344F8D#345884#34627A#346D6F
#3533A8#353F9C#354B90#355784#356477#35706B#357F5C
#3632A8#364199#36508A#36607A#366F6B#367E5C#369149
#3731A8#374495#375782#376A6F#377D5C#379049#37A831

Colorpallet from #3137A8 to #3731A8 and to #A83137
#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8
#3236A8#3536A5#3836A2#3B369F#3E369C#40369A#443696
#3335A8#3935A2#3F359C#443597#4A3591#50358B#573584
#3434A8#3D349F#453497#4E348E#573485#5F347D#6A3472
#3533A8#41339C#4C3391#583385#63337A#6F336E#7D3360
#3632A8#44329A#53328B#61327D#70326E#7E3260#90324E
#3731A8#493196#5B3184#6D3172#7F3160#91314E#A83137

Colorpallet from #3137A8 to #3731A8 and to #A83731
#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8
#3236A8#3536A5#3836A2#3B369F#3E379C#403799#443795
#3335A8#3935A2#3F369C#443696#4A3690#50378A#573782
#3434A8#3D349F#453596#4E358D#573684#5F367A#6A376F
#3533A8#41349C#4C3490#583584#633677#6F366B#7D375C
#3632A8#443399#53348A#61347A#70356B#7E365C#903749
#3731A8#493295#5B3382#6D346F#7F355C#913649#A83731

Colorpallet from #3137A8 to #37A831 and to #A83137
#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8
#324995#354695#384395#3B4095#3E3D96#403A96#443696
#335B82#395582#3F4F83#444983#4A4383#503D84#573584
#346D6F#3D646F#455B70#4E5270#574971#5F3F71#6A3472
#357F5C#41735D#4C675D#585B5E#634E5F#6F425F#7D3360
#369149#44824A#53734B#61634B#70544C#7E454D#90324E
#37A831#499532#5B8233#6D6F34#7F5C35#914936#A83137

Colorpallet from #3137A8 to #37A831 and to #A83731
#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8
#324995#354695#384395#3B4095#3E3D95#403B95#443795
#335B82#395582#3F4F82#444A82#4A4482#503E82#573782
#346D6F#3D646F#455C6F#4E536F#574A6F#5F426F#6A376F
#357F5C#41735C#4C685C#585C5C#63515C#6F455C#7D375C
#369149#448349#537449#616649#705749#7E4949#903749
#37A831#499631#5B8431#6D7231#7F6031#914E31#A83731

Colorpallet from #3137A8 to #A83137 and to #A83731
#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8#3137A8
#443696#443696#443696#443696#443795#443795#443795
#573584#573584#573683#573683#573683#573782#573782
#6A3472#6A3472#6A3571#6A3571#6A3670#6A3670#6A376F
#7D3360#7D345F#7D345F#7D355E#7D365D#7D365D#7D375C
#90324E#90334D#90344C#90344C#90354B#90364A#903749
#A83137#A83236#A83335#A83434#A83533#A83632#A83731