if you use emca's extender try this
User.cpp
void User::EnterWorld()
{
if (sd->builder) {
nicknameColor = 0xffff;
}
reinterpret_cast<void(*)(User*)>(0x995514)(this);
CDB::Instance()->RequestGetPremium(GetUserAccountId());
if (sd->builder) {
reinterpret_cast<bool(*)(CUserSocket*, User*, wchar_t*)>(0x4A0554)(GetUserSocket(), this, L"//gmon");
}
}
nicknameColor = 0xffff will give yellow color on builders name