What is the most effective CTA button color?

Color psychology effects on CTA conversion are real but smaller than most people think. The most important factor is contrast — your CTA button must stand out from the surrounding design. Orange, red, and green are common high-contrast choices. Test your specific page's contrast before testing colors.

Should CTA buttons be big or small?

Larger buttons outperform smaller ones — the minimum recommended size is 44×44px on mobile, and most desktop CTAs benefit from being 40–60px tall. The CTA should be visually prominent without being disproportionate to the surrounding content.

How many words should a CTA button have?

2–5 words is optimal. 'Start free trial' (3 words) is strong. 'Begin your completely free 14-day no-obligation trial today' (9 words) is too long. Under 2 words ('Go', 'Submit') is often too vague.

Does adding urgency to CTA copy work?

Yes, when genuine. 'Start free trial — offer ends Friday' works if the offer actually ends Friday. Fake urgency ('Hurry — limited spots!') can backfire if visitors recognize it as fabricated. Use urgency honestly when you have real scarcity or time-limited offers.

CTA Button Text That Actually Converts: Examples and Formulas

Why Generic CTA Copy Fails

'Get Started', 'Learn More', 'Click Here', 'Submit'. These CTAs appear on millions of pages and convert at average or below-average rates because they're completely generic — they don't tell the visitor what happens next, what they'll get, or why they should act now.

CTA copy that converts does three things: it describes the specific action ('Start your free trial' vs 'Submit'), it reinforces the value ('See my report' vs 'Continue'), and it reduces the perceived commitment ('Try free for 14 days' vs 'Buy now').

The Formula for High-Converting CTA Copy

First-person framing: CTAs written in first person ('Start my free trial' vs 'Start your free trial') consistently outperform second-person in A/B tests — Unbounce found a 90% increase in clicks with 'Start my free trial' vs 'Start your free trial'. The first-person framing makes the visitor feel like they're making an active choice.

Specificity: 'Test My Landing Page Free' beats 'Get Started' because it describes exactly what the visitor will do and what they'll get. 'See My Report in 28 Minutes' beats 'Learn More' for the same reason.

CTA Formulas That Work for SaaS

Free trial: 'Start My 14-Day Free Trial', 'Try [Product] Free for 14 Days', 'Get Full Access — Free for 14 Days'. Free tool/test: 'Test My [Thing] Now', 'Run My Free Analysis', 'See My [Outcome] in [Time]'. Demo request: 'Book a 15-Min Demo', 'See [Product] In Action (15 Min)', 'Get My Personalized Demo'.

The pattern: verb + specific outcome + time/risk reduction. 'Run my free landing page test — results in 28 minutes' scores high on all three dimensions.

Microcopy: The Text Below the Button

The small text beneath or around your CTA button can be as important as the button text itself. This 'microcopy' addresses the specific fears that prevent clicking. 'No credit card required' addresses payment anxiety. 'Cancel any time' addresses commitment anxiety. '2,400 teams already inside' adds social proof at the moment of decision.

One to two lines of microcopy below the primary CTA button can improve click rates by 10–20%. The goal: answer the most common objection to clicking. If your support inbox is full of 'Do I need a credit card?' questions, your microcopy isn't answering this fast enough.

Testing Your CTA Copy

CTA tests are fast to implement and fast to detect results — CTA clicks are common events that reach statistical significance quickly. Test one element at a time: first test the verb (Start vs Get vs Try vs See), then test the noun (trial vs access vs report), then test microcopy.

Use Google Optimize (or its replacement) or Crazy Egg's A/B testing for landing page CTA tests. For in-app CTAs, use your product analytics tool's A/B testing features.