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 #3F555B to #3F5B55 and to #553F5B
#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B
#3F565A#40555A#40545A#41545A#42535B#42525B#43515B
#3F5759#405659#41545A#42535A#43515A#45505B#464E5B
#3F5858#415658#435459#445159#464F5A#484D5A#4A4A5B
#3F5957#415658#435358#465059#484D5A#4A4B5A#4D475B
#3F5A56#425657#455358#484F58#4B4B59#4D485A#51435B
#3F5B55#435756#465257#4A4E58#4D4959#51455A#553F5B

Colorpallet from #3F555B to #3F5B55 and to #555B3F
#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B
#3F565A#40565A#405659#415659#425658#425658#435657
#3F5759#405758#415757#425756#435755#455753#465752
#3F5858#415856#435855#445853#465852#485850#4A584E
#3F5957#415955#435953#465950#48594E#4A594C#4D5949
#3F5A56#425A53#455A51#485A4E#4B5A4B#4D5A48#515A45
#3F5B55#435B51#465B4E#4A5B4A#4D5B47#515B43#555B3F

Colorpallet from #3F555B to #3F5B55 and to #5B3F55
#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B
#3F565A#40555A#40545A#41545A#42535A#42525A#43515A
#3F5759#405659#425459#435359#455159#465059#484E59
#3F5858#415658#435458#455158#474F58#494D58#4C4A58
#3F5957#425657#455357#485057#4B4D57#4D4B57#514757
#3F5A56#435656#465356#4A4F56#4D4B56#514856#554356
#3F5B55#435755#485255#4C4E55#514955#554555#5B3F55

Colorpallet from #3F555B to #3F5B55 and to #5B553F
#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B
#3F565A#40565A#405659#415659#425558#425558#435557
#3F5759#405758#425657#435656#455655#465553#485552
#3F5858#415856#435755#455753#475652#495650#4C554E
#3F5957#425855#455853#485750#4B564E#4D564C#515549
#3F5A56#435953#465851#4A584E#4D574B#515648#555545
#3F5B55#435A51#48594E#4C584A#515747#555643#5B553F

Colorpallet from #3F555B to #553F5B and to #555B3F
#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B
#43515B#43525A#43535A#435359#435458#435558#435657
#464E5B#464F5A#465158#465257#465455#465554#465752
#4A4A5B#4A4C59#4A4E57#4A5155#4A5353#4A5551#4A584E
#4D475B#4D4A58#4D4D55#4D5052#4D534F#4D554D#4D5949
#51435B#514757#514A54#514E50#51524D#515549#515A45
#553F5B#554357#554852#554C4E#555149#555545#555B3F

Colorpallet from #3F555B to #553F5B and to #5B3F55
#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B
#43515B#43515B#43515B#43515B#43515A#43515A#43515A
#464E5B#464E5B#474E5A#474E5A#474E5A#484E59#484E59
#4A4A5B#4A4A5B#4B4A5A#4B4A5A#4B4A59#4C4A59#4C4A58
#4D475B#4E475A#4E475A#4F4759#504758#504758#514757
#51435B#52435A#524359#534359#544358#544357#554356
#553F5B#563F5A#573F59#583F58#593F57#5A3F56#5B3F55

Colorpallet from #3F555B to #553F5B and to #5B553F
#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B
#43515B#43525A#43525A#435359#435458#435458#435557
#464E5B#464F5A#475058#475157#475255#485454#485552
#4A4A5B#4A4C59#4B4E57#4B4F55#4B5153#4C5351#4C554E
#4D475B#4E4958#4E4B55#4F4E52#50504F#50524D#515549
#51435B#524657#524954#534C50#544F4D#545149#555545
#553F5B#564357#574652#584A4E#594D49#5A5145#5B553F

Colorpallet from #3F555B to #555B3F and to #5B3F55
#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B
#435657#435557#435458#435458#435359#435259#43515A
#465752#465653#475454#475355#475156#485058#484E59
#4A584E#4A5650#4B5451#4B5153#4B4F54#4C4D56#4C4A58
#4D5949#4E564B#4E534D#4F5050#504D52#504B54#514757
#515A45#525648#52534A#534F4D#544B50#544853#554356
#555B3F#565743#575246#584E4A#59494D#5A4551#5B3F55

Colorpallet from #3F555B to #555B3F and to #5B553F
#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B
#435657#435657#435657#435657#435557#435557#435557
#465752#465752#475652#475652#475652#485552#485552
#4A584E#4A584E#4B574E#4B574E#4B564E#4C564E#4C554E
#4D5949#4E5849#4E5849#4F5749#505649#505649#515549
#515A45#525945#525845#535845#545745#545645#555545
#555B3F#565A3F#57593F#58583F#59573F#5A563F#5B553F

Colorpallet from #3F555B to #5B3F55 and to #5B553F
#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B#3F555B
#43515A#43525A#435259#435359#435458#435458#435557
#484E59#484F58#485057#485156#485255#485453#485552
#4C4A58#4C4C56#4C4E55#4C4F53#4C5152#4C5350#4C554E
#514757#514955#514B53#514E50#51504E#51524C#515549
#554356#554653#554951#554C4E#554F4B#555148#555545
#5B3F55#5B4351#5B464E#5B4A4A#5B4D47#5B5143#5B553F