This page contains information related to the paper:

Wen Sun, Jin-Kao Hao, Xiangjing Lai and Qinghua Wu. Adaptive feasible and infeasible tabu search for weighted vertex coloring. Information Sciences 466: 203-219, 2018.

The binary code of the algorithm and a readme file are available here
The fourth set of 50 DIMACS/COLOR instances are available here