{"datasetVersion":"1.0.0","slug":"dark-blue","name":"Dark Blue","hex":"#00008B","rgb":[0,0,139],"hsl":[240,100,27],"luminance":0.0186,"contrast":{"black":1.37,"white":15.31},"ratings":{"blackText":"fail","whiteText":"AAA"},"wcag":{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]},"narrative":"Dark Blue has strong WCAG behavior because it reaches AAA contrast with #FFFFFF and #F5F5F5 text. It can be used for normal text, badges, compact UI, and interface components when paired with the listed foreground colors.","warnings":["Very dark surfaces need careful hover, focus, and disabled-state treatment.","Avoid placing text over photos, gradients, or translucent overlays without retesting the final composite color."],"safePairings":{"text":[{"label":"White text","hex":"#FFFFFF","ratio":15.31,"rating":"AAA"},{"label":"Soft white text","hex":"#F5F5F5","ratio":14.04,"rating":"AAA"}],"backgrounds":[{"label":"White","hex":"#FFFFFF","ratio":15.31,"rating":"AAA"},{"label":"White Smoke","hex":"#F5F5F5","ratio":14.04,"rating":"AAA"}],"borders":[]},"accessibilityAlternatives":[{"slug":"navy","name":"Navy","hex":"#000080","family":"blue","temperature":"cool","tone":["jewel-tone"],"blackContrast":1.31,"whiteContrast":16.01,"maxContrast":16.01,"aaaTextOptions":["#FFFFFF","#F5F5F5"],"url":"https://www.colorsencyclopedia.com/wcag/navy/"},{"slug":"navy-blue","name":"Navy Blue","hex":"#000080","family":"blue","temperature":"cool","tone":["dark","classic"],"blackContrast":1.31,"whiteContrast":16.01,"maxContrast":16.01,"aaaTextOptions":["#FFFFFF","#F5F5F5"],"url":"https://www.colorsencyclopedia.com/wcag/navy-blue/"},{"slug":"midnight-blue","name":"Midnight Blue","hex":"#191970","family":"blue","temperature":"cool","tone":["dark","jewel-tone"],"blackContrast":1.41,"whiteContrast":14.85,"maxContrast":14.85,"aaaTextOptions":["#FFFFFF","#F5F5F5"],"url":"https://www.colorsencyclopedia.com/wcag/midnight-blue/"},{"slug":"ultramarine","name":"Ultramarine","hex":"#120A8F","family":"blue","temperature":"cool","tone":["jewel-tone"],"blackContrast":1.47,"whiteContrast":14.32,"maxContrast":14.32,"aaaTextOptions":["#FFFFFF","#F5F5F5"],"url":"https://www.colorsencyclopedia.com/wcag/ultramarine/"},{"slug":"zaffre","name":"Zaffre","hex":"#0014A8","family":"blue","temperature":"cool","tone":["jewel-tone"],"blackContrast":1.67,"whiteContrast":12.61,"maxContrast":12.61,"aaaTextOptions":["#FFFFFF","#F5F5F5"],"url":"https://www.colorsencyclopedia.com/wcag/zaffre/"}],"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/dark-blue.json","https://www.colorsencyclopedia.com/api/colors/dark-blue.json"],"url":"https://www.colorsencyclopedia.com/wcag/dark-blue/","colorUrl":"https://www.colorsencyclopedia.com/colors/dark-blue/","apiUrl":"https://www.colorsencyclopedia.com/api/wcag/dark-blue.json","generatedAt":"2026-07-23T19:04:03.408Z"}