This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks. https://cloaks.deviantart.com
Source Atle Mo
A pattern formed from repeated instances of corner decoration 8. To get the basic tile select the rectangle in Inkscape and use shift+alt+i
Source Firkin
An aged paper background tile with smeared and pressed text.
Source V. Hartikainen
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
Not so subtle. These tileable wood patterns are very useful.
Source Elemis
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso
The perfect pattern for all your blogs about type, or type-related matters.
Source Atle Mo
A pattern formed from a photograph of a 16th century ceramic tile.
Source Firkin
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
ZeroCC tileable wood boards texture, photographed and made by me. CC0
Source Sojan Janso
Geometric lines are always hot, and this pattern is no exception.
Source Listvetra
Otis Ray Redding was an American soul singer-songwriter, record producer, arranger, and talent scout. So you know.
Source Thomas Myrman
Prismatic Polka Dots Mark II No Background
Source GDJ
A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Derived from a design in 'Storia del Palazzo Vecchio in Firenze', Aurelio Gotti, 1889.
Source Firkin
One more sharp little tile for you. Subtle circles this time.
Source Blunia
A brown seamless wood texture in a form of stripe pattern. The result has turned out pretty well, in my opinion.
Source V. Hartikainen
Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Remixed from a PNG that was uploaded to Pixabay by VictorianLady
Source Firkin
Submitted as a black pattern, I made it light and a few steps more subtle.
Source Andy