Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
Dark blue concrete wall with some small dust spots.
Source Atle Mo
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin
Wild Oliva or Oliva Wilde? Darker than the others, sort of a medium dark pattern.
Source Badhon Ebrahim
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Prismatic Groovy Concentric Background 5
Source GDJ
One more sharp little tile for you. Subtle circles this time.
Source Blunia
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Retro Circles Background 7 No Black
Source GDJ
Everyone needs some stardust. Sprinkle it on your next project.
Source Atle Mo
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Prismatic Geometric Pattern Background 2
Source GDJ
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
Retro Circles Background 4 No Black
Source GDJ
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
Looks like an old rug or a computer chip.
Source Patutin Sergey