Hello,
Theme Options > Header Builder > My account > https://prnt.sc/Wksw2VR6ljzh
Do you mean this https://prnt.sc/uJyARUezOdeQ ? Color can be changed by adding custom CSS code in Theme Options > Theme custom CSS:
.et-toggle-mob-sidebars-inner.et-content-left .et-toggle {
background-color: #fab342;
color: #222;
border-color: #222;
}
Regards