{"sample":true,"note":"Static example of what /color/contrast returns; not live data and not charged. Call without sample=1 and pay $0.003 with any x402 client for a live result.","tool":"/color/contrast","price":"$0.003","example":{"ratio":4.54,"aaNormal":true,"aaLarge":true,"aaaNormal":false,"aaaLarge":true}}