curl --request POST \
  --url https://api.dirtroad.dev/tools/color-converter/hsl-to-rgb \
  --header 'Content-Type: application/json' \
  --header 'X-Payment: <api-key>' \
  --data '{
  "h": 0,
  "s": 100,
  "l": 50
}'

{
  "original": {
    "h": 123,
    "s": 123,
    "l": 123
  },
  "result": {
    "r": 127.5,
    "g": 127.5,
    "b": 127.5
  }
}