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  2. HRK to OP

Croatian Kuna (HRK) to Optimism (OP)

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

The Croatian Kuna is no longer in use

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

1 Croatian Kuna =

1.11211974 OP +1.69% today

1 HRK = 1.11212 OP · 1 OP = 0.899184 HRK

Mid-market rate, updated 03:55 UTC. Paid plans update as often as every 60 seconds. Get HRK→OP rates via API

HRK to OP over the last year

01.002.003.00Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
3.0864
52-week low
0.2051
52-week average
1.0662
Change over the year
+416.73%

Conversion tables

HRK to OP
HRK OP
1 HRK 1.11211974 OP
10 HRK 11.12119739 OP
100 HRK 111.21197386 OP
1,000 HRK 1,112.11973860 OP
10,000 HRK 11,121.19738600 OP
50,000 HRK 55,605.98693000 OP
100,000 HRK 111,211.97386000 OP
OP to HRK
OP HRK
1 OP 0.8992 HRK
10 OP 8.99 HRK
100 OP 89.92 HRK
1,000 OP 899.18 HRK
10,000 OP 8,991.84 HRK
50,000 OP 44,959.19 HRK
100,000 OP 89,918.38 HRK

Get HRK→OP rates via API

The live rate, the rate on any past day or a whole range, for OP 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=HRK -d currencies=OP \
  -H "apikey: YOUR-API-KEY"

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

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Questions about HRK to OP

How much is 1 HRK in OP?

1 Croatian Kuna is 1.11212 Optimism at the mid-market rate of 4 October 2026, 03:55 UTC, and 1 OP is 0.899184 HRK.

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

Over the last 52 weeks 1 HRK ranged from 0.20513 to 3.08643 OP, 1.06617 OP on average.

Which exchange rate is this?

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