Numix Blue

Numix background with some blue accents.

Dark Gold

A dark black and gray theme with gold/orange accents. A port of my Dark Gold theme for Firefox, with some tweaks specifically for Thunderbird.

n(d).white.fresh

A white fresh theme by neuro(drive).pro()

METALLIC BOARD

Seagulls Watching

Soothing Pink

A very non-distracting pale pink color with high contrast text for those who want something that's barely there.

thin top burgundy gradient

Blue Sharepoint

Adwaita Dark

Alternative Adwaita theme from GNOME 3

Dark Brushed Metal - XP

Dark version of original Brushed Metal theme for XP

Neat Dark Theme - Pink

A Pink Neat Dark Theme for Thunderbird

Gruvbox Dark Thunderbird

Gruvbox dark theme for Thunderbird. Originally written for Firefox. Using https://github.com/morhetz/gruvbox color palette.

Check out this theme for Firefox https://addons.mozilla.org/en-US/firefox/addon/gruvbox-dark-theme/

Hard Wood

A beautiful, simple theme based around a wood pattern.

Mac OS X El Capitan

A Mac OS X El Capitan colour scheme for firefox

Adobe Flash

Adobe Flash Style

simple def

Solid Green

A solid green Persona

Solarized Fox

Basic, solid colored Persona made to match the Solarized terminal theme.

Brushed Metal

For those of us who like browsing to Brushed Metal...

Reece's Mixed Dark

Dark theme with blue accents.