{"datasetVersion":"1.0.0","slug":"shale","name":"Shale","hex":"#59656F","rgb":[89,101,111],"hsl":[207,11,39],"luminance":0.1258,"contrast":{"black":3.52,"white":5.97},"ratings":{"blackText":"large-text-only","whiteText":"AA"},"wcag":{"AA":["#FFFFFF","#F5F5F5"],"AAA":[]},"narrative":"Shale is AA-safe but not AAA-safe for normal text. Its black contrast is 3.52:1 and its white contrast is 5.97:1, so white 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":"White text","hex":"#FFFFFF","ratio":5.97,"rating":"AA"},{"label":"Soft white text","hex":"#F5F5F5","ratio":5.48,"rating":"AA"}],"backgrounds":[{"label":"White","hex":"#FFFFFF","ratio":5.97,"rating":"AA"},{"label":"White Smoke","hex":"#F5F5F5","ratio":5.48,"rating":"AA"}],"borders":[]},"accessibilityAlternatives":[{"slug":"storm-blue","name":"Storm Blue","hex":"#4F666A","family":"cyan","temperature":"cool","tone":["muted"],"blackContrast":3.44,"whiteContrast":6.1,"maxContrast":6.1,"aaaTextOptions":[],"url":"https://www.colorsencyclopedia.com/wcag/storm-blue/"}],"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/shale.json","https://www.colorsencyclopedia.com/api/colors/shale.json"],"url":"https://www.colorsencyclopedia.com/wcag/shale/","colorUrl":"https://www.colorsencyclopedia.com/colors/shale/","apiUrl":"https://www.colorsencyclopedia.com/api/wcag/shale.json","generatedAt":"2026-07-23T19:04:03.412Z"}