From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
That’s what it is, a dark dot. Or sort of carbon looking.
Source Tsvetelin Nikolov
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868
Source Firkin
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Heavily remixed from a drawing that was uploaded to Pixabay by ractapopulous
Source Firkin
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
An alternative colour scheme for the original background.
Source Firkin
Background formed from the original with an emboss effect
Source GDJ
Inspired by a pattern I saw in a 19th century book. This seamless pattern was created from a square tile. To get the tile, select the pattern in Inkscape and use shift+alt+i.
Source Firkin
Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!
Source Paul Reulat
A free grid paper background pattern for using on web sites.
Source V. Hartikainen
From a drawing in 'Cassell's Library of English Literature', Henry Morley, 1883.
Source Firkin
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
This light background pattern has a texture of "frozen" surface with diagonal stripes. Here's an yet another addition to the collection of free website backgrounds.
Source V. Hartikainen
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
A background tile for web with abstract repeating texture of dark "stone wall".
Source V. Hartikainen
There are many carbon patterns, but this one is tiny.
Source Designova
A pattern derived from part of a fractal rendering in Paint.net.
Source Firkin
The tile this is based on was adapted from an image that was uploaded to Pixabay by frolicsomepl. It can be had in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin