Delta-E between two colours

Code-Snippets

curl "https://api.oanor.com/colordelta-api/v1/distance" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/colordelta-api/v1/distance", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/colordelta-api/v1/distance");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);

import requests
requests.get(
    "https://api.oanor.com/colordelta-api/v1/distance",
    headers={"x-oanor-key": "oanor_test_..."}
)

Beispiel-Response

Echte Antwort dieses Endpoints, erfasst beim letzten Health-Check.

{
    "data": {
        "delta_e_76": 6.38049,
        "delta_e_94": 3.64434,
        "color_a_lab": [
            53.2408,
            80.0925,
            67.2032
        ],
        "color_b_lab": [
            49.7178,
            76.0173,
            63.7838
        ],
        "perceptible": "yes (>1 just-noticeable difference)",
        "delta_e_2000": 3.62598
    },
    "meta": {
        "timestamp": "2026-06-03T17:42:10.968Z",
        "request_id": "91da3b12-51cc-4e26-8360-4893fe05a705"
    },
    "status": "ok",
    "message": "Color distance",
    "success": true
}