Light Grey Floral Motif #344
 Wall  CC BY-SA 3.0

Lovely light gray floral motif with some subtle shades.

Source GraphicsWall

 More Textures
Prismatic Groovy Concentric Background 4 #461
 Noise  CC 0

Prismatic Groovy Concentric Background 4

Source GDJ

Seamless Core Pattern 2 #166
 Dark  CC 0

Seamless Core Pattern 2

Source GDJ

Floral design 97 #1778
 Yellow  CC 0

From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.

Source Firkin

Flowery pattern 3 (colour 2) #2329
 Pink  CC 0

Adapted from a jpg on Pixabay.

Source Firkin

Beige Paper #83
 Paper  CC BY-SA 3.0

This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.

Source Konstantin Ivanov

Leafy pattern 11 #1765
 Dark  CC 0

From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.

Source Firkin

Assault #827
 Dark  CC BY-SA 3.0

Dark, crisp and sort of muddy one.

Source Hendrik Lammers

Wood Texture 4 #1442
 Wood  CC 0

Gamedev - Wood Textures. CC0 License.

Source Davit Masia

Classy [email protected] #612
 Dark  CC BY-SA 3.0

This is lovely, just the right amount of subtle noise, lines and textures.

Source Richard Tabor

Dark Metallic Background Pattern #1088
 Metal  CC BY-SA 3.0

A dark background pattern/texture of a dimpled metal plate.

Source V. Hartikainen

Prismatic Abstract Geometric Background 4 #271
 Noise  CC 0

Prismatic Abstract Geometric Background 4

Source GDJ

Prismatic Abstract Line Art Pattern Background #565
 Dark  CC 0

Prismatic Abstract Line Art Pattern Background

Source GDJ

Leafy pattern 8 #1806
 Dark  CC 0

Inspired by a JPG that was uploaded to Pixabay by kokon_art

Source Firkin

Prismatic Rounded Squares Grid 4 No Background #491
 Noise  CC 0

Prismatic Rounded Squares Grid 4 No Background

Source GDJ

Background pattern 297 #1902
 Red  CC 0

Remixed from an image on Pixabay, the original having been uploaded by darkmoon1968.

Source Firkin

Background pattern 245 #2192
 Green  CC 0

This was formed by distorting an image of a background on Pixabay.

Source Firkin

Shapes pattern #2409
 Brown  CC 0

A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.

Source Firkin

Background pattern 243 #2197
 Colorful  CC 0

Random colour tile.

Source Firkin

Diagonal Striped Brick #679
 Stripes  CC BY-SA 3.0

Might not be super subtle, but quite original in its form.

Source Alex Smith

Floral background 22 (colour) #1779
 Green  CC 0

From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.

Source Firkin

"Wide Stripe Wallpaper", Seamless Pattern #970
 Stripes  CC BY-SA 3.0

A seamless pattern with wide vertical stripes colored in pale yellow.

Source V. Hartikainen

Brushed Aluminum 4 #1392
 Metal  CC 0

Gamedev - Metal Textures. CC0 License.

Source Davit Masia

Background pattern 227 #2314
 Yellow  CC 0

A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.

Source Firkin

Floral background #1964
 Dark  CC 0

Remixed from a drawing in 'A Child of the Age', Francis Adams, 1894.

Source Firkin

"Polished Blue Stone", Seamless Web Texture #1052
 Stone  CC BY-SA 3.0

An abstract web texture of a polished blue stone (or does it look more like ice).

Source V. Hartikainen

Maze White #1046
 Light  CC BY-SA 3.0

Just like the black maze, only in light gray. Duh.

Source Peax