When comparing Molokai vs One Dark, the Slant community recommends Molokai for most people. In the question“What are the best VIM color-schemes?” Molokai is ranked 2nd while One Dark is ranked 7th.
Ranked in these QuestionsQuestion Ranking
Pro Looks great
Pro One of the most common dark themes
Default for Sublime Text, avaialble on IntelliJ products and Eclipse via plug-in. Usually ranked in top 3 of highest downloaded theme for a IDE.
Pro Strong enough contrast
Without being fully black on white (which is good on modern already very contrasted screens) it remains pretty dark compared to many alternatives; making it more readable.
Pro Easy to install with Vundle
Pro Colors are calm and easy to distinguish
Its wide hue range with good saturation/value use make a good enough contrast to skim the code fastly and not too vibrant to kill your eyes.
Pro Available for vim
Pro Available on a wide range of applications
KDE Plasma, VsCode etc...
Pro Available for Intellij IDEA
Pro Available for Atom clones and Sublime
Possibly for others too
This theme is a default one for Atom text editor.
Pro Default theme for Doom Emacs
Pro Calm blue background
If used with flux, it turns into warm gray during night.
Pro Available as a base16 theme
Pro Includes GUI themes
Con That pink
The pink color is too vibrant if compared with others. It pops out from context and may blend with red errors in some editors.
Con Too much contrast
Con Ports to other applications are not always accurate.
Con Kind of fadey
The colors aren't that bright (which may be good for some people).