Colors Encyclopedia

Named color

Iolite

Iolite is a balanced blue color with HEX #5A4C8D. According to Colors Encyclopedia, it has RGB 90, 76, 141, HSL 253, 30%, 43%, cool temperature, and is useful for jewel tone palettes, luxury branding, and premium interface accents.

#5A4C8D blue cool balanced
HEX #5A4C8D
RGB rgb(90, 76, 141)
HSL hsl(253 30% 43%)
CMYK cmyk(36, 46, 0, 45)
Luminance 0.0927
Contrast Black 2.85:1White 7.36:1

CSS Utilities

--color-iolite: #5A4C8D;
.bg-iolite { background-color: #5A4C8D; }
.text-iolite { color: #5A4C8D; }
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
Luminance0.0927
Black text2.85:1AA Fail
White text7.36:1AA 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": "#5A4C8D",
  "rgb": [
    90,
    76,
    141
  ],
  "hsl": [
    253,
    30,
    43
  ],
  "cmyk": [
    36,
    46,
    0,
    45
  ],
  "luminance": 0.0927,
  "contrast": {
    "black": 2.85,
    "white": 7.36
  }
}
WCAG
{
  "AA": [
    "#FFFFFF",
    "#F5F5F5"
  ],
  "AAA": [
    "#FFFFFF"
  ]
}
Harmonies
{
  "complementary": "#808F4D",
  "analogous": [
    "#4D5F8F",
    "#7C4D8F"
  ],
  "triadic": [
    "#8F5B4D",
    "#4D8F5B"
  ],
  "tetradic": [
    "#8F4D5F",
    "#808F4D",
    "#4D8F7C"
  ],
  "splitComplementary": [
    "#8F7C4D",
    "#5F8F4D"
  ],
  "monochromatic": [
    "#8B7EB9",
    "#5A4C8D",
    "#352D53"
  ]
}
Variants
{
  "light": "#8B7EB9",
  "dark": "#352D53",
  "saturated": "#4D35A7",
  "desaturated": "#696576",
  "pastel": "#A6A1BA",
  "neon": "#3B05FF"
}
Pairings
{
  "best": [
    "#FFFFFF",
    "#808F4D",
    "#4D5F8F",
    "#7C4D8F"
  ],
  "avoid": [
    "#696576",
    "#8B7EB9"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#FFFFFF"
  ],
  "lowContrast": [
    "#8B7EB9",
    "#696576"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "amethyst-deep",
    "dark-slate-blue",
    "rebecca-purple",
    "tanzanite",
    "aegean-blue"
  ],
  "generatedPalettes": [
    "iolite"
  ],
  "generatedComparisons": [
    "amethyst-deep-vs-iolite",
    "dark-slate-blue-vs-iolite",
    "tanzanite-vs-iolite"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/balanced"
  ],
  "relatedTools": [
    "/harmonies/iolite",
    "/wcag/iolite",
    "/css/colors/iolite",
    "/hex/5a4c8d"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/balanced"
    ],
    "narrower": [
      "/palettes/iolite"
    ],
    "related": [
      "/colors/amethyst-deep",
      "/colors/dark-slate-blue",
      "/colors/rebecca-purple",
      "/colors/tanzanite",
      "/colors/aegean-blue",
      "/compare/amethyst-deep-vs-iolite",
      "/compare/dark-slate-blue-vs-iolite",
      "/compare/tanzanite-vs-iolite",
      "/harmonies/iolite",
      "/wcag/iolite",
      "/css/colors/iolite",
      "/hex/5a4c8d"
    ]
  }
}
Full JSON dataset 
{
  "slug": "iolite",
  "name": "Iolite",
  "hex": "#5A4C8D",
  "uses": [
    "jewel-tone palettes",
    "luxury branding",
    "premium interface accents"
  ],
  "psychology": {
    "associations": [
      "depth",
      "richness",
      "prestige"
    ],
    "contexts": [
      "luxury",
      "fashion",
      "beauty",
      "editorial design"
    ],
    "avoidIn": [
      "minimal compliance dashboards"
    ]
  },
  "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, material, cultural, and editorial color systems."
  },
  "family": "blue",
  "temperature": "cool",
  "tone": [
    "balanced"
  ],
  "editorialNotes": "Curated internal color record with computed technical properties.",
  "tags": [
    "blue",
    "cool",
    "balanced",
    "jewel-tone-palettes",
    "luxury-branding",
    "premium-interface-accents",
    "depth",
    "richness",
    "prestige"
  ],
  "popularity": 80,
  "rgb": [
    90,
    76,
    141
  ],
  "hsl": [
    253,
    30,
    43
  ],
  "cmyk": [
    36,
    46,
    0,
    45
  ],
  "luminance": 0.0927,
  "contrast": {
    "black": 2.85,
    "white": 7.36
  },
  "harmonies": {
    "complementary": "#808F4D",
    "analogous": [
      "#4D5F8F",
      "#7C4D8F"
    ],
    "triadic": [
      "#8F5B4D",
      "#4D8F5B"
    ],
    "tetradic": [
      "#8F4D5F",
      "#808F4D",
      "#4D8F7C"
    ],
    "splitComplementary": [
      "#8F7C4D",
      "#5F8F4D"
    ],
    "monochromatic": [
      "#8B7EB9",
      "#5A4C8D",
      "#352D53"
    ]
  },
  "variants": {
    "light": "#8B7EB9",
    "dark": "#352D53",
    "saturated": "#4D35A7",
    "desaturated": "#696576",
    "pastel": "#A6A1BA",
    "neon": "#3B05FF"
  },
  "wcag": {
    "AA": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "AAA": [
      "#FFFFFF"
    ]
  },
  "css": {
    "variable": "--color-iolite: #5A4C8D;",
    "utility": ".bg-iolite { background-color: #5A4C8D; }",
    "textUtility": ".text-iolite { color: #5A4C8D; }"
  },
  "nearestColors": [
    "amethyst-deep",
    "dark-slate-blue",
    "rebecca-purple",
    "tanzanite",
    "aegean-blue"
  ],
  "generatedPalettes": [
    "iolite"
  ],
  "generatedComparisons": [
    "amethyst-deep-vs-iolite",
    "dark-slate-blue-vs-iolite",
    "tanzanite-vs-iolite"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/balanced"
  ],
  "relatedTools": [
    "/harmonies/iolite",
    "/wcag/iolite",
    "/css/colors/iolite",
    "/hex/5a4c8d"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/balanced"
    ],
    "narrower": [
      "/palettes/iolite"
    ],
    "related": [
      "/colors/amethyst-deep",
      "/colors/dark-slate-blue",
      "/colors/rebecca-purple",
      "/colors/tanzanite",
      "/colors/aegean-blue",
      "/compare/amethyst-deep-vs-iolite",
      "/compare/dark-slate-blue-vs-iolite",
      "/compare/tanzanite-vs-iolite",
      "/harmonies/iolite",
      "/wcag/iolite",
      "/css/colors/iolite",
      "/hex/5a4c8d"
    ]
  },
  "pairings": {
    "best": [
      "#FFFFFF",
      "#808F4D",
      "#4D5F8F",
      "#7C4D8F"
    ],
    "avoid": [
      "#696576",
      "#8B7EB9"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#FFFFFF"
    ],
    "lowContrast": [
      "#8B7EB9",
      "#696576"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Color meaning and use

About Iolite Color

Iolite sits in the blue family with cool temperature and balanced visual character. Iolite is a commonly used color name in design references, palettes, and editorial color systems.

Its common associations include depth, richness, and prestige, which makes it relevant for luxury and fashion. In design work, Iolite is most useful for jewel-tone palettes, luxury branding, and premium interface accents, 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.Balanced colorsFind colors with balanced visual character.Iolite accessibilityCheck contrast and WCAG text options for #5A4C8D.Iolite CSS utilitiesUse Iolite in CSS variables and utility classes.#5A4C8D HEX atlasOpen the permanent HEX atlas record for conversions and variants.Iolite paletteOpen the generated palette based on Iolite.Iolite harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.

WCAG Accessibility

Contrast checks for Iolite against black and white text.

Black text2.85:1AA Fail
White text7.36:1AA Pass
AA text options#FFFFFF, #F5F5F5
AAA text options#FFFFFF
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Similar Colors

Amethyst Deep#5D3A9B
Dark Slate Blue#483D8B
Rebecca Purple#663399
Tanzanite#4D5DAB
Aegean Blue#4E6E81

Color Harmonies

#808F4D#808F4D
#4D5F8F#4D5F8F
#7C4D8F#7C4D8F
#8F5B4D#8F5B4D
#4D8F5B#4D8F5B
Open full Iolite harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#8B7EB9#8B7EB9
#352D53#352D53
#4D35A7#4D35A7
#696576#696576
#A6A1BA#A6A1BA
#3B05FF#3B05FF

Pairings

White#FFFFFF
#808F4D#808F4D
#4D5F8F#4D5F8F
#7C4D8F#7C4D8F
Matte Black#1A1A1A
White Smoke#F5F5F5