\definecolor{electricblue}{rgb}{0.49, 0.98, 1.0}
\definecolor{charcoal}{rgb}{0.21, 0.27, 0.31}
-\usecolortheme[colors={bluegray, aquamarine, applegreen, amber-yellow, amber-orange, carminepink, fuchsiapink, darkpastelpurple }, auto=section]{rainbow}
-% \usecolortheme[colors={brandeisblue, electricultramarine, cerulean, darkmidnightblue,nearblackblue}]{rainbow}
+%\usecolortheme[colors={bluegray, aquamarine, applegreen, amber-yellow, amber-orange, carminepink, fuchsiapink, darkpastelpurple }, auto=section]{rainbow}
+\usecolortheme[colors={brandeisblue, electricultramarine, cerulean, darkmidnightblue,nearblackblue}]{rainbow}
\definecolor{pbblue}{rgb}{0.74, 0.83, 0.9} % filling color for the progress bar
\definecolor{pbgray}{rgb}{0.69, 0.93, 0.93} % background color for the progress bar