Pic related was made using here: https://css-pattern.com/
body {
background:
conic-gradient(from -45deg,#e4e4e4 90deg,#0000 0 180deg,#dfbec6 0 270deg,#0000 0)
0 calc(43px/2)/43px 43px,
conic-gradient(from 135deg at 50% 0,#e4e4e4 90deg,#dfbec6 0)
0 0/calc(2*43px) 43px;
color: #111;
}