The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
From a drawing in 'Uit de geschiedenis der Heilige Stede te Amsterdam', Yohannes Sterck, 1898.
Source Firkin
I have no idea what J Boo means by this name, but hey – it’s hot.
Source j Boo
From a drawing in 'Picturesque New Guinea', J Lindt, 1887.
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
A light gray background pattern with seamless fabric-like texture and almost unnoticeable stripes.
Source V. Hartikainen
Geometric triangles seem to be quite hot these days.
Source Pixeden
Seamless Green Tile Background
Source V. Hartikainen
A beautiful dark padded pattern, like an old classic sofa.
Source Chris Baldie
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
A version without colours blended together to give a different look.
Source Firkin
Alternative colour scheme for the original floral pattern.
Source Firkin
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Remixed from a drawing that was uploaded to Pixabay by DavidZydd
Source Firkin
As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Prismatic Curved Diamond Pattern 3 No Background
Source GDJ
The image depicts a seamless pattern of a Japanese family crest called "chidori" in Japanese .A chidori in Japanese means a plover in English.
Source Yamachem