{"datasetVersion":"1.0.0","slug":"vermilion","name":"Vermilion","hex":"#E34234","rgb":[227,66,52],"hsl":[5,76,55],"luminance":0.2048,"contrast":{"black":5.1,"white":4.12},"ratings":{"blackText":"AA","whiteText":"large-text-only"},"wcag":{"AA":["#000000"],"AAA":[]},"narrative":"Vermilion is AA-safe but not AAA-safe for normal text. Its black contrast is 5.1:1 and its white contrast is 4.12:1, so black text is the stronger option. Use it for readable UI only with checked foreground colors, and avoid tiny text or thin font weights.","warnings":["Does not reach AAA contrast against the standard black or white text options in this dataset.","Avoid placing text over photos, gradients, or translucent overlays without retesting the final composite color."],"safePairings":{"text":[{"label":"Black text","hex":"#000000","ratio":5.1,"rating":"AA"}],"backgrounds":[{"label":"Black","hex":"#000000","ratio":5.1,"rating":"AA"}],"borders":[]},"accessibilityAlternatives":[{"slug":"fire-opal","name":"Fire Opal","hex":"#E95C20","family":"orange","temperature":"warm","tone":["vibrant"],"blackContrast":6.02,"whiteContrast":3.49,"maxContrast":6.02,"aaaTextOptions":[],"url":"https://www.colorsencyclopedia.com/wcag/fire-opal/"},{"slug":"cinnabar","name":"Cinnabar","hex":"#E44D2E","family":"red","temperature":"warm","tone":["vibrant"],"blackContrast":5.4,"whiteContrast":3.89,"maxContrast":5.4,"aaaTextOptions":[],"url":"https://www.colorsencyclopedia.com/wcag/cinnabar/"},{"slug":"persian-red","name":"Persian Red","hex":"#CC3333","family":"red","temperature":"warm","tone":["balanced"],"blackContrast":4.09,"whiteContrast":5.14,"maxContrast":5.14,"aaaTextOptions":[],"url":"https://www.colorsencyclopedia.com/wcag/persian-red/"}],"componentGuidance":[{"component":"Buttons","guidance":"Use only with AA-passing foreground text and visible focus states."},{"component":"Badges","guidance":"Works best with bold labels and enough padding around text."},{"component":"Cards","guidance":"Use as a surface when paired with a tested text color and clear border."},{"component":"Alerts","guidance":"Pair with icons or labels; do not rely on color alone."},{"component":"Form fields","guidance":"Use for borders or focus rings only when contrast remains visible."}],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/wcag/vermilion.json","https://www.colorsencyclopedia.com/api/colors/vermilion.json"],"url":"https://www.colorsencyclopedia.com/wcag/vermilion/","colorUrl":"https://www.colorsencyclopedia.com/colors/vermilion/","apiUrl":"https://www.colorsencyclopedia.com/api/wcag/vermilion.json","generatedAt":"2026-07-23T19:04:03.412Z"}