Convert 1 Optimism (OP) to Croatian Kuna (HRK)

Convert Optimism to Croatian kunas at the live mid-market rate. Reverse: HRK to OP

The Croatian Kuna is no longer in use

Croatian Kuna (HRK) was replaced by the Euro (EUR) in 2023. For today’s money, convert OP to EUR.

Amount

From

1 Optimism =

0.8841 HRK −3.31% today

1 OP = 0.884105 HRK · 1 HRK = 1.13109 OP

Mid-market rate, updated 12:50 UTC. Paid plans update as often as every 60 seconds. Get OP→HRK rates via API

OP to HRK over the last year

52-week high: 4.87495
52-week low: 0.53483
52-week average: 1.28895
Change over the year: −80.97%

Conversion tables

OP to HRK
OP	HRK
1 OP	0.8841 HRK
10 OP	8.84 HRK
100 OP	88.41 HRK
1,000 OP	884.11 HRK
10,000 OP	8,841.05 HRK
50,000 OP	44,205.27 HRK
100,000 OP	88,410.54 HRK

HRK to OP
HRK	OP
1 HRK	1.13108686 OP
10 HRK	11.31086862 OP
100 HRK	113.10868621 OP
1,000 HRK	1,131.08686210 OP
10,000 HRK	11,310.86862100 OP
50,000 HRK	56,554.34310500 OP
100,000 HRK	113,108.68621000 OP

Get OP→HRK rates via API

The live rate, the rate on any past day or a whole range, for HRK and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation

curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=OP -d currencies=HRK \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=OP -d currencies=HRK \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about OP to HRK

How much is 1 OP in HRK?

1 Optimism is 0.8841 Croatian kunas at the mid-market rate of 4 October 2026, 12:50 UTC, when 1 OP = 0.884105 HRK.

What was the OP to HRK rate over the last year?

Over the last 52 weeks 1 OP ranged from 0.534834 to 4.87495 HRK, 1.28895 HRK on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for OP/HRK, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.