Black themes

Dedsec

By: NecroDave3

Focus (dark)

By: atsuieon

Dark Souls III

By: axelprt09

Ubuntu Noble Numbat - Fuwafuwa Nanbatto San (dark)

By: ilvipero

Ubuntu Mantic Minotaur - Minotaur Papercut

By: ilvipero

Dark Keyboard

By: FixBound

The Matrix theme

By: aniani1810204

dandadan

By: namesrowan

Coloured Space Black

By: Robert Reid

Tingyun HSR Theme

By: koyanskaya

Koyanskaya of Dark Fate Theme

By: koyanskaya

Fujiwara no Mokou TOUHOU PROJECT Theme

By: koyanskaya

Viper

By: Wolfe

Uncomplicated

By: blackbriar

The Binding of Isaac Rebirth (TBOI Rebirth)

By: MarxTheHuman

Solar

By: MarxTheHuman

Star Citizen 400i

By: koulmoir

DeadMansRooster

By: edieto

Into the woods

By: TheFlyingCelt

Issuna Variation II

By: multishot6517

Hot Pink Variation II

By: multishot6517

Random Colours Part II

By: multishot6517

Random Colours Part I

By: multishot6517

All Black Theme

By: yozuru