{"datasetVersion":"1.0.0","slug":"ultramarine-vs-navy","type":"nearest","name":"Ultramarine vs Navy","verdict":"Ultramarine and Navy are visually related colors. Ultramarine is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.12:1, so the pair is too low for text and better treated as a palette relationship.","summary":"Ultramarine and Navy are different blue colors with HEX values #120A8F and #000080. According to Colors Encyclopedia, their RGB distance is 25.5, their contrast ratio is 1.12:1, and the comparison helps choose between tone, temperature, and accessibility behavior.","rgbDistance":25.5,"contrastRatio":1.12,"colors":[{"slug":"ultramarine","name":"Ultramarine","hex":"#120A8F","rgb":[18,10,143],"hsl":[244,87,30],"cmyk":[87,93,0,44],"family":"blue","temperature":"cool","tone":["jewel-tone"],"luminance":0.0233,"contrast":{"black":1.47,"white":14.32},"wcag":{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]},"bestText":{"text":"#FFFFFF","label":"white text","ratio":14.32},"description":"Ultramarine is #120A8F, a cool blue color with jewel tone character. Compared with Navy, it is lighter and less saturated. Use it for historical references, pigment palettes, and cultural color systems, with white text as the safer foreground option.","url":"https://www.colorsencyclopedia.com/colors/ultramarine/","apiUrl":"https://www.colorsencyclopedia.com/api/colors/ultramarine.json"},{"slug":"navy","name":"Navy","hex":"#000080","rgb":[0,0,128],"hsl":[240,100,25],"cmyk":[100,100,0,50],"family":"blue","temperature":"cool","tone":["jewel-tone"],"luminance":0.0156,"contrast":{"black":1.31,"white":16.01},"wcag":{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]},"bestText":{"text":"#FFFFFF","label":"white text","ratio":16.01},"description":"Navy is #000080, a cool blue color with jewel tone character. Compared with Ultramarine, it is darker and more saturated. Use it for web design, css color systems, and ui prototyping, with white text as the safer foreground option.","url":"https://www.colorsencyclopedia.com/colors/navy/","apiUrl":"https://www.colorsencyclopedia.com/api/colors/navy.json"}],"differences":{"rgbDistance":25.5,"contrastRatio":1.12,"hslDelta":{"hue":4,"saturation":13,"lightness":5},"luminanceDelta":0.0077,"sameFamily":true,"sameTemperature":true,"sharedTones":["jewel-tone"],"lighterColor":"Ultramarine","moreSaturatedColor":"Navy"},"accessibility":{"pairContrastRatio":1.12,"textRecommendation":"Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.","safeText":[{"color":"Ultramarine","background":"#120A8F","foreground":"#FFFFFF","label":"white text","ratio":14.32},{"color":"Navy","background":"#000080","foreground":"#FFFFFF","label":"white text","ratio":16.01}]},"useCases":{"chooseFirstWhen":"Ultramarine is better when the design needs jewel tone blue character, cool temperature, and the specific HEX value #120A8F.","chooseSecondWhen":"Navy is better when the design needs jewel tone blue character, cool temperature, and the specific HEX value #000080.","useTogetherWhen":"Use these colors together as related palette neighbors, subtle material differences, or tonal alternatives rather than readable foreground/background pairs."},"relatedApi":["https://www.colorsencyclopedia.com/api/compare/ultramarine-vs-navy.json","https://www.colorsencyclopedia.com/api/colors/ultramarine.json","https://www.colorsencyclopedia.com/api/colors/navy.json"],"url":"https://www.colorsencyclopedia.com/compare/ultramarine-vs-navy/","apiUrl":"https://www.colorsencyclopedia.com/api/compare/ultramarine-vs-navy.json"}