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Old Sierra Leonean Leone (SLL) to Hong Kong Dollar (HKD)

Convert old Sierra Leonean leones to Hong Kong dollars at the live mid-market rate. Reverse: HKD to SLL

The Old Sierra Leonean Leone is no longer in use

Old Sierra Leonean Leone (SLL) was replaced by the Sierra Leonean Leone (SLE) in 2022. For today’s money, convert SLE to HKD.

1 Old Sierra Leonean Leone =

0.0003414 HKD 0.00% today

1 SLL = 0.0003414 HKD · 1 HKD = 2,929.14 SLL

Mid-market rate, updated 06:23 UTC. Paid plans update as often as every 60 seconds. Get SLL→HKD rates via API

SLL to HKD over the last year

0.000340.0003420.000344Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.00034478
52-week low
0.00033876
52-week average
0.00034279
Change over the year
−0.52%

Conversion tables

SLL to HKD
SLL HKD
1 SLL 0.0003414 HKD
10 SLL 0.003414 HKD
100 SLL 0.03414 HKD
1,000 SLL 0.3414 HKD
10,000 SLL 3.41 HKD
50,000 SLL 17.07 HKD
100,000 SLL 34.14 HKD
HKD to SLL
HKD SLL
1 HKD 2,929.14 SLL
10 HKD 29,291.43 SLL
100 HKD 292,914.32 SLL
1,000 HKD 2,929,143.23 SLL
10,000 HKD 29,291,432.28 SLL
50,000 HKD 146,457,161.40 SLL
100,000 HKD 292,914,322.80 SLL

Get SLL→HKD rates via API

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

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

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Questions about SLL to HKD

How much is 1 SLL in HKD?

1 Old Sierra Leonean Leone is 0.0003414 Hong Kong dollars at the mid-market rate of 4 October 2026, 06:23 UTC, and 1 HKD is 2,929.14 SLL.

What was the SLL to HKD rate over the last year?

Over the last 52 weeks 1 SLL ranged from 0.00033876 to 0.00034478 HKD, 0.00034279 HKD on average.

Which exchange rate is this?

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