Colors Encyclopedia

Named color

Prussian Blue

Prussian Blue is a dark and jewel tone blue color with HEX #003153. According to Colors Encyclopedia, it has RGB 0, 49, 83, HSL 205, 100%, 16%, cool temperature, and is useful for interfaces, brand systems, and technical design.

#003153 blue cool darkjewel-tone
HEX #003153
RGB rgb(0, 49, 83)
HSL hsl(205 100% 16%)
CMYK cmyk(100, 41, 0, 67)
Luminance 0.0282
Contrast Black 1.56:1White 13.43:1

CSS Utilities

--color-prussian-blue: #003153;
.bg-prussian-blue { background-color: #003153; }
.text-prussian-blue { color: #003153; }
Open CSS utility pageReusable variables, classes, examples, and implementation notes

Machine-readable data

Machine-Readable Color Data (JSON)

Perfect for CSS, design systems, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.0282
Black text1.56:1AA Fail
White text13.43:1AA Pass
hexCanonical HEX value
rgbRed, green, blue channels
hslHue, saturation, lightness
cmykApproximate print conversion
wcagAA and AAA contrast options
harmoniesMathematical harmony sets
variantsGenerated tone variants
nearestColorsKnowledge graph neighbors
Download JSON Open API
Structured sections
Color systems
{
  "hex": "#003153",
  "rgb": [
    0,
    49,
    83
  ],
  "hsl": [
    205,
    100,
    16
  ],
  "cmyk": [
    100,
    41,
    0,
    67
  ],
  "luminance": 0.0282,
  "contrast": {
    "black": 1.56,
    "white": 13.43
  }
}
WCAG
{
  "AA": [
    "#FFFFFF",
    "#F5F5F5"
  ],
  "AAA": [
    "#FFFFFF",
    "#F5F5F5"
  ]
}
Harmonies
{
  "complementary": "#522200",
  "analogous": [
    "#00524B",
    "#000752"
  ],
  "triadic": [
    "#520030",
    "#305200"
  ],
  "tetradic": [
    "#4B0052",
    "#522200",
    "#075200"
  ],
  "splitComplementary": [
    "#520007",
    "#524B00"
  ],
  "monochromatic": [
    "#0065AD",
    "#003153",
    "#000000"
  ]
}
Variants
{
  "light": "#0065AD",
  "dark": "#000000",
  "saturated": "#003052",
  "desaturated": "#092E49",
  "pastel": "#1077C1",
  "neon": "#00477A"
}
Pairings
{
  "best": [
    "#FFFFFF",
    "#522200",
    "#00524B",
    "#000752"
  ],
  "avoid": [
    "#092E49",
    "#0065AD"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#FFFFFF"
  ],
  "lowContrast": [
    "#0065AD",
    "#092E49"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "ink-blue",
    "sapphire-deep",
    "midnight-blue",
    "charcoal-blue",
    "british-racing-green"
  ],
  "generatedPalettes": [
    "prussian-blue"
  ],
  "generatedComparisons": [
    "ink-blue-vs-prussian-blue",
    "prussian-blue-vs-sapphire-deep"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/dark",
    "/colors/by-tone/jewel-tone"
  ],
  "relatedTools": [
    "/harmonies/prussian-blue",
    "/wcag/prussian-blue",
    "/css/colors/prussian-blue",
    "/hex/003153"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/dark",
      "/colors/by-tone/jewel-tone"
    ],
    "narrower": [
      "/palettes/prussian-blue"
    ],
    "related": [
      "/colors/ink-blue",
      "/colors/sapphire-deep",
      "/colors/midnight-blue",
      "/colors/charcoal-blue",
      "/colors/british-racing-green",
      "/compare/ink-blue-vs-prussian-blue",
      "/compare/prussian-blue-vs-sapphire-deep",
      "/harmonies/prussian-blue",
      "/wcag/prussian-blue",
      "/css/colors/prussian-blue",
      "/hex/003153"
    ]
  }
}
Full JSON dataset 
{
  "slug": "prussian-blue",
  "name": "Prussian Blue",
  "hex": "#003153",
  "uses": [
    "interfaces",
    "brand systems",
    "technical design"
  ],
  "psychology": {
    "associations": [
      "trust",
      "clarity",
      "calm"
    ],
    "contexts": [
      "technology",
      "finance",
      "healthcare",
      "navigation"
    ],
    "avoidIn": [
      "high-warmth food palettes"
    ]
  },
  "aliases": [],
  "sourceType": "curated",
  "confidence": "medium",
  "reviewStatus": "manual",
  "sourceUrl": "https://www.colorsencyclopedia.com/assets/colors.json",
  "origin": {
    "type": "common",
    "notes": "Curated common color reference used in design and editorial color systems."
  },
  "family": "blue",
  "temperature": "cool",
  "tone": [
    "dark",
    "jewel-tone"
  ],
  "editorialNotes": "Curated internal color record with computed technical properties.",
  "tags": [
    "blue",
    "cool",
    "dark",
    "jewel-tone",
    "interfaces",
    "brand-systems",
    "technical-design",
    "trust",
    "clarity",
    "calm"
  ],
  "popularity": 84,
  "rgb": [
    0,
    49,
    83
  ],
  "hsl": [
    205,
    100,
    16
  ],
  "cmyk": [
    100,
    41,
    0,
    67
  ],
  "luminance": 0.0282,
  "contrast": {
    "black": 1.56,
    "white": 13.43
  },
  "harmonies": {
    "complementary": "#522200",
    "analogous": [
      "#00524B",
      "#000752"
    ],
    "triadic": [
      "#520030",
      "#305200"
    ],
    "tetradic": [
      "#4B0052",
      "#522200",
      "#075200"
    ],
    "splitComplementary": [
      "#520007",
      "#524B00"
    ],
    "monochromatic": [
      "#0065AD",
      "#003153",
      "#000000"
    ]
  },
  "variants": {
    "light": "#0065AD",
    "dark": "#000000",
    "saturated": "#003052",
    "desaturated": "#092E49",
    "pastel": "#1077C1",
    "neon": "#00477A"
  },
  "wcag": {
    "AA": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "AAA": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  },
  "css": {
    "variable": "--color-prussian-blue: #003153;",
    "utility": ".bg-prussian-blue { background-color: #003153; }",
    "textUtility": ".text-prussian-blue { color: #003153; }"
  },
  "nearestColors": [
    "ink-blue",
    "sapphire-deep",
    "midnight-blue",
    "charcoal-blue",
    "british-racing-green"
  ],
  "generatedPalettes": [
    "prussian-blue"
  ],
  "generatedComparisons": [
    "ink-blue-vs-prussian-blue",
    "prussian-blue-vs-sapphire-deep"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/dark",
    "/colors/by-tone/jewel-tone"
  ],
  "relatedTools": [
    "/harmonies/prussian-blue",
    "/wcag/prussian-blue",
    "/css/colors/prussian-blue",
    "/hex/003153"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/dark",
      "/colors/by-tone/jewel-tone"
    ],
    "narrower": [
      "/palettes/prussian-blue"
    ],
    "related": [
      "/colors/ink-blue",
      "/colors/sapphire-deep",
      "/colors/midnight-blue",
      "/colors/charcoal-blue",
      "/colors/british-racing-green",
      "/compare/ink-blue-vs-prussian-blue",
      "/compare/prussian-blue-vs-sapphire-deep",
      "/harmonies/prussian-blue",
      "/wcag/prussian-blue",
      "/css/colors/prussian-blue",
      "/hex/003153"
    ]
  },
  "pairings": {
    "best": [
      "#FFFFFF",
      "#522200",
      "#00524B",
      "#000752"
    ],
    "avoid": [
      "#092E49",
      "#0065AD"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#FFFFFF"
    ],
    "lowContrast": [
      "#0065AD",
      "#092E49"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Color meaning and use

About Prussian Blue Color

Prussian Blue sits in the blue family with cool temperature and dark and jewel tone visual character. Prussian Blue is a commonly used color name in design references, palettes, and editorial color systems.

Its common associations include trust, clarity, and calm, which makes it relevant for technology and finance. In design work, Prussian Blue is most useful for interfaces, brand systems, and technical design, especially when paired with white text for stronger contrast.

Related Color Guides

Blue color familyBrowse named blue colors and compare nearby swatches.Cool colorsExplore colors with cool temperature behavior.Dark colorsFind colors with dark visual character.Jewel Tone colorsFind colors with jewel tone visual character.Prussian Blue accessibilityCheck contrast and WCAG text options for #003153.Prussian Blue CSS utilitiesUse Prussian Blue in CSS variables and utility classes.#003153 HEX atlasOpen the permanent HEX atlas record for conversions and variants.Prussian Blue paletteOpen the generated palette based on Prussian Blue.Prussian Blue harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.

WCAG Accessibility

Contrast checks for Prussian Blue against black and white text.

Black text1.56:1AA Fail
White text13.43:1AA Pass
AA text options#FFFFFF, #F5F5F5
AAA text options#FFFFFF, #F5F5F5
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Similar Colors

Ink Blue#003F5C
Sapphire Deep#082567
Midnight Blue#191970
Charcoal Blue#263238
British Racing Green#004225

Color Harmonies

#522200#522200
#00524B#00524B
#000752#000752
#520030#520030
#305200#305200
Open full Prussian Blue harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#0065AD#0065AD
Black#000000
#003052#003052
#092E49#092E49
#1077C1#1077C1
#00477A#00477A

Pairings

White#FFFFFF
#522200#522200
#00524B#00524B
#000752#000752
Matte Black#1A1A1A
White Smoke#F5F5F5