RED

Red should be handled with care. Red is one of the most influential colors in your software palette -- but it also carries negative cultural attachments, so use it carefully. Red is also a great color for conveying passion. Or talking about the competition. Do not use Red in financial information or tables and charts.

GREEN

Green stimulates interaction. It's a friendly color that's great for warmth and emotion. Green is commonly used for trainers, educators, and others whose presentations are intended to generate discussion. It’s also a great color for environmental and earth-oriented discussions.

BLUE

Blue is one of the most common background colors. It's calming and conservative, which is why it's very popular with business presenters, as well as for for trainers. Studies have shown that blue has the power to slow our breathing and pulse rates.

BLACK

Don't forget your basic black. Often overlooked, black is a background color with useful psychological undertones. Its neutrality makes it a good backdrop for financial information. Black connotes finality and also works well as a transitional color which is why the fade to black transition is powerful, as it gives the impression of starting fresh.

clash

fuzzy

Remember that most eyes aren't perfect. Because color perception deficiencies are common, certain color combinations -- including red/green, brown/green, blue/black and blue/purple -- should be avoided.

We perceive dark colors as being "heavier" than light ones, so graphic elements that are arranged from darkest to lightest are the easiest for the eyes to scan. On charts, it's best to arrange colors from dark to light.