Color psychology is the study of how colors influence behavior. The right colors can lift conversion by 30%+. The wrong ones flop.
Meanings of colors
Blue — trust, IT, banking. Red — energy, food, sale. Green — nature, health, money. Yellow — optimism. Orange — friendly. Black — premium. White — minimalism. Purple — creativity.
Culture and color
White — purity in the West, mourning in parts of the East. Red — happiness in China, danger in the West.
Color wheel
Primary, secondary, tertiary.
Color schemes
Monochromatic, Analogous, Complementary, Triadic, Split-complementary.
60-30-10 rule
60% main, 30% secondary, 10% accent.
Contrast
WCAG 4.5:1. WebAIM Contrast Checker.
Brand colors
3-5 colors. Brand book.
CTAs
Contrast with the rest of the site.
Industries
Banking — blue. E-commerce — red/orange. Tech — blue/black. Kids — vivid. Food — red.
2027 trending
Pantone Color of the Year.
Tools
Coolors.co, Adobe Color, Color Hunt, Khroma.
Dark mode
Off-white text. Not pure white on black.
Sayt.uz
#1a1a6e blue, #22c55e green CTA, neutrals. WCAG AA.