{"datasetVersion":"1.0.0","slug":"medium-blue","name":"Medium Blue","hex":"#0000CD","rgb":[0,0,205],"hsl":[240,100,40],"luminance":0.0441,"contrast":{"black":1.88,"white":11.16},"ratings":{"blackText":"fail","whiteText":"AAA"},"wcag":{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]},"narrative":"Medium 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":11.16,"rating":"AAA"},{"label":"Soft white text","hex":"#F5F5F5","ratio":10.23,"rating":"AAA"}],"backgrounds":[{"label":"White","hex":"#FFFFFF","ratio":11.16,"rating":"AAA"},{"label":"White Smoke","hex":"#F5F5F5","ratio":10.23,"rating":"AAA"}],"borders":[]},"accessibilityAlternatives":[{"slug":"dark-blue","name":"Dark Blue","hex":"#00008B","family":"blue","temperature":"cool","tone":["jewel-tone"],"blackContrast":1.37,"whiteContrast":15.31,"maxContrast":15.31,"aaaTextOptions":["#FFFFFF","#F5F5F5"],"url":"https://www.colorsencyclopedia.com/wcag/dark-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/"},{"slug":"persian-blue","name":"Persian Blue","hex":"#1C39BB","family":"blue","temperature":"cool","tone":["vibrant","jewel-tone"],"blackContrast":2.35,"whiteContrast":8.93,"maxContrast":8.93,"aaaTextOptions":["#FFFFFF","#F5F5F5"],"url":"https://www.colorsencyclopedia.com/wcag/persian-blue/"},{"slug":"blue","name":"Blue","hex":"#0000FF","family":"blue","temperature":"cool","tone":["vibrant"],"blackContrast":2.44,"whiteContrast":8.59,"maxContrast":8.59,"aaaTextOptions":["#FFFFFF","#F5F5F5"],"url":"https://www.colorsencyclopedia.com/wcag/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/medium-blue.json","https://www.colorsencyclopedia.com/api/colors/medium-blue.json"],"url":"https://www.colorsencyclopedia.com/wcag/medium-blue/","colorUrl":"https://www.colorsencyclopedia.com/colors/medium-blue/","apiUrl":"https://www.colorsencyclopedia.com/api/wcag/medium-blue.json","generatedAt":"2026-07-23T19:04:03.410Z"}