{"datasetVersion":"1.0.0","slug":"buttercup","name":"Buttercup","hex":"#F3C13A","rgb":[243,193,58],"hsl":[44,89,59],"cmyk":[0,21,76,5],"luminance":0.575,"contrast":{"black":12.5,"white":1.68},"wcag":{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A"]},"family":"orange","temperature":"warm","tone":["vibrant"],"bestTextColor":"#111827","cssVariables":{"color":"--color-buttercup: #F3C13A;","rgb":"--color-buttercup-rgb: 243 193 58;","contrast":"--color-buttercup-contrast: #111827;"},"utilityClasses":{"background":".bg-buttercup","text":".text-buttercup","border":".border-buttercup","surface":".surface-buttercup","shadow":".shadow-buttercup"},"cssSnippet":":root {\n  --color-buttercup: #F3C13A;\n  --color-buttercup-rgb: 243 193 58;\n  --color-buttercup-contrast: #111827;\n}\n\n.bg-buttercup { background-color: var(--color-buttercup); }\n.text-buttercup { color: var(--color-buttercup); }\n.border-buttercup { border-color: var(--color-buttercup); }\n.surface-buttercup {\n  background-color: var(--color-buttercup);\n  color: var(--color-buttercup-contrast);\n  border: 1px solid color-mix(in srgb, var(--color-buttercup), #111827 18%);\n}\n.shadow-buttercup { box-shadow: 0 18px 40px rgb(var(--color-buttercup-rgb) / 28%); }","useCases":["CSS variables","utility classes","design system tokens","UI surface styling","accessible text pairing"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/css/colors/buttercup.json","https://www.colorsencyclopedia.com/api/colors/buttercup.json"],"url":"https://www.colorsencyclopedia.com/css/colors/buttercup/","colorUrl":"https://www.colorsencyclopedia.com/colors/buttercup/","hexUrl":"https://www.colorsencyclopedia.com/hex/f3c13a/","apiUrl":"https://www.colorsencyclopedia.com/api/css/colors/buttercup.json","generatedAt":"2026-07-23T19:04:03.382Z"}