Please go to “Arnold Theme > Theme Options > Colors” tab to se the colors:
Global
The Auxiliary color is for the Audio player(audio format post), Link box(link format post), Tags cloud widget, Pre tag(HTML tag).
Plain text logo and Tagline
You could define two colors(dark/light) for logo and tagline.
Menu(Menu Item and Icon) on Header
You can define 2 sets of colors(dark/light) for the head menu.
Expanded Panel
You could define the expanded panel BG color, menu color.
Post/Page, Button, Form
Text color for Irregular template
The text color for the Irregular page template.
Widget, Footer
Lightbox
