A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
Some rectangles, a bit of dust and grunge, plus a hint of concrete.
Source Atle Mo
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
If you don’t like cream and pixels, you’re in the wrong place.
Source Mizanur Rahman
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
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
One more sharp little tile for you. Subtle circles this time.
Source Blunia
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
Background formed from the iconic plastic construction bricks that gave me endless hours of fun when I was a lad.
Source Firkin
Submitted as a black pattern, I made it light and a few steps more subtle.
Source Andy
Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Inspired by a drawing in 'Kulturgeschichte', Freidrich Hellwald, 1896.
Source Firkin
A green background pattern with warped vertical stripes and a grunge look.
Source V. Hartikainen
Semi-light fabric pattern made out of random pixels in shades of gray.
Source Atle Mo
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
Background Wall, Art Abstract, Blue Well & CC0 texture.
Source Ractapopulous
Snap! It’s a pattern, and it’s not grayscale! Of course you can always change the color in Photoshop.
Source Atle Mo
Remix from a drawing in 'Ostatnie chwile powstania styczniowego', Zygmunt Sulima, 1887.
Source Firkin
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
From a drawing in 'Jardyne's Wife', Charles Wills, 1891.
Source Firkin
One more updated pattern. Not really carbon fiber, but it’s the most popular pattern, so I’ll give you an extra choice.
Source Atle Mo
Prismatic Groovy Concentric Background 3
Source GDJ