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Let’s warm up !
Let’s start with some basics
There are two color systems
Additive Subtractive
red + green + blue = white magenta + yellow + cyan = black
UI designers use the additive system
What is this jargon ?
huebrilliancesaturation
Huename and properties of a color that enables it to be perceived
Brilliancehow lightor darka color is
the level and mixture of white, black, grey or complimentary included in colors
Saturation
What are these ? primary
secondarytertiarycolors
Learn the color wheel
Another way to visualize
Another way to visualize
Primary colors
Secondary colors
Tertiary colors
Analogous colors
Opposite colors are complementary
Combinations of opposite or analogous colors are harmonic
Now you know the jargon too!
Wasn’t it additive ?
Web color wheel
Do colors have personality ?
© Edward Burtynsky
What about this orange ?
© Philip-Lorca diCorcia
How about this yellow ?
© Cindy Sherman
And what about
this green ?
It’s about relationships
Dynamic relationship
Dynamic-static relationship
Static relationship
It’s a matter of contrast
It’s about balance
Think with your eyes !
Color palette tips & tools
Strive for harmony
Be mindful of contrast effects
Understand color dominance
Rules of thumbfor UI designers
Ensure text readability through contrast
• Avoid the use of textures and pattern for backgrounds behind texts
• Avoid contrasts that cause eye fatigue
• Avoid color combinations that cause illusions when positioned together
Enhance user experience
• Establish conventions and use color consistently
• Use color both to support users’ tasks and for branding
• Use color to enhance aesthetic appeal and user satisfaction
Use color for identification, grouping, and emphasis
• Relate visual elements
• Demarcate different areas
• Highlight important task-related information
Use color associations in expressing state information
• Be consistent with job-related color associations
• Learn about cultural color associations
Indicate availability using color or value
• For links
• For controls
• For icons
• For windows
Some good readings
Itten, JohannesThe Art of ColorNew York: John Wiley & Sons, 1974
Pabini, Gabriel-PetitColor Theory for Digital Displayshttp://www.uxmatters.com/
Pabini, Gabriel-PetitApplying Color Theory to Digital Displayshttp://www.uxmatters.com/
Slides available at
