Low Contrast Linen@2X #864
Dark CC BY-SA 3.0A smooth mid-tone gray, or low contrast if you will, linen pattern.
Source Jordan Pittman
More Textures
Prismatic Abstract Background Design@2X #791
Noise CC 0Prismatic Abstract Background Design
Source GDJ
Background pattern 258 #2135
Dark CC 0Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Prismatic Groovy Concentric Background 3 No Black #459
Noise CC 0Prismatic Groovy Concentric Background 3 No Black
Source GDJ
Carbon Fiber v2@2X #106
Carbon CC BY-SA 3.0One more updated pattern. Not really carbon fiber, but it’s the most popular pattern, so I’ll give you an extra choice.
Source Atle Mo
Grunge Wall #81
Wall CC BY-SA 3.0Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
Diamond pattern 2 (colour 4) #2265
Red CC 0From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Debut Light@2X #1013
Light CC BY-SA 3.0Classic 45-degree pattern, light version.
Source Luke McDonald
Background pattern 309 (colour 3) #1864
Red CC 0Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Cherry pattern #1912
Unknow CC 0Used a cherry by doctormo to make this seamless pattern
Source Firkin
Tessellation 14 variant 1 #2530
Grid CC 0A seamless pattern formed from a modified version of rwwgub's tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Background pattern 334 (colour) #1730
Red CC 0Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
Prismatic Abstract Geometric Background 5 No Black #402
Noise CC 0Prismatic Abstract Geometric Background 5 No Black
Source GDJ
Background pattern 214 (colour 5) #2374
Green CC 0A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.
Source Firkin