All of these mean roughly “ok / sure / got it,” but they differ in how casual they are. Let’s go from the most relaxed to the most neutral.

Jasně — the everyday “sure / got it”

Jasně literally comes from jasný (“clear”), so it’s “clearly → sure.” It’s extremely common and friendly.

Jasně.
Sure. / Got it. / Of course. (casual, very common)
Jasně, žádný problém.
Sure, no problem.

You’ll also hear Jasný. on its own — a colloquial, spoken form used as “got it.” It’s very informal, great with friends, not for a formal email.

Je ti to jasný? — “Is that clear?”

The same word turns into a quick check that the other person understood:

Je ti to jasný?
Is that clear (to you)? / You got it? (informal)
Je vám to jasné?
Is that clear? (formal / to more people)

And the natural answer? Jasně. or Jo, jasný.

Dobře — the neutral “ok / fine”

Dobře means “well / good” and works as a safe, neutral “ok” in almost any setting.

Dobře, udělám to.
Ok, I’ll do it.
Tak jo. / Tak dobře.
Alright then. / Ok then.

More ways to agree

  • Rozumím. — I understand. (neutral, clear)
  • V pohodě. — No problem / it’s cool. (casual)
  • Platí. — Deal / it’s a deal.
  • Beze všeho. — By all means / sure thing.
  • Ok / Oukej. — Ok. (borrowed, informal)
Quick rule of thumb: jasně / jasný / v pohodě = casual (friends, chats); dobře / rozumím = neutral and safe anywhere, including with your boss or a clerk.

Start with Jasně and Dobře — between them, you can react naturally to almost anything.

Want to reveal all the secrets of Czech?

Knowing which reply fits which moment is what makes you sound like a local. I teach exactly that — tone, register and real usage — inside my online courses.

Check out the courses