Everyone loves a diamond, right? Make your site sparkle.
Source AJ Troxell
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
This background has abstract texture with some similarities to wood.
Source V. Hartikainen
Retro Circles Background 8 No Black
Source GDJ
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo
One more sharp little tile for you. Subtle circles this time.
Source Blunia
Zero CC tileable hard cover cells book texture, 4k, scanned and made by me. CC0
Source Sojan Janso
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
Green Background Pattern
Source V. Hartikainen