Why “feel-good” design often fails in finance?

• Negative emotion changes financial choices more than positive visuals do.

• A nicer UI does not remove fear, uncertainty, or low trust.

• Financial behavior shifts when you address the real barrier, not just the mood.

A lot of design in financial topics still follow a very simple idea: make the experience friendlier and people will feel ready to act.

You can see it everywhere: soft colors, calm nature photos, reassuring copywriting. Small visual choices are meant to make investing feel less intimidating. It sounds reasonable, but in practice, this logic often gives design too much credit.

A 2025 paper by van Boxel, Decke, Nolte, and Schneider brings up an important correction. In their experiment with 301 participants, people were asked to split money between a risky mutual fund and a risk-free bank account while reviewing standard fund information. Some participants also saw images that added no new financial facts, only visual context.

The result? Negative images reduced investment in the risky fund compared with neutral images. Positive images did not reliably increase investment. Nature imagery did not help either.

That pattern is easy to recognize in real life. It does not take much to make someone more careful with money. A small hint of danger, instability, or discomfort can quickly slow a decision down. Moving someone in the other direction is harder. You cannot create real confidence with a pleasant image or a warmer screen.

That is where a lot of behavioral design loses its grip. It treats action as if it depends mainly on tone.

But hesitation during financial decisions often comes down to the decision feeling harder than it first looked, content not feeling trustworthy or the worry about making a mistake that we will regret later.

A cleaner UI can make the experience less unpleasant. It cannot remove fear of loss, low confidence or resolve uncertainty.

This is also why generic nudges often don’t work. They improve the atmosphere around the choice while leaving the real friction in place. The journey looks simpler, but the person still feels stuck.

IRIS-X is built for that deeper layer. It starts by understanding the individual behind the hesitation: how they already save, how they think about the future, how impulsive they tend to be and how they make decisions under uncertainty. From there, it can respond to the actual barrier.

The intervention changes because the person changes.

Source: van Boxel, K., Decke, P., Nolte, S., & Schneider, J. C. (2025). “Images and investment: Experimental evidence on the effects of visual stimuli on financial decisions.” Journal of Behavioral and Experimental Finance, 46, 101041.