Colors Encyclopedia

Named color

Aegean Blue

Aegean Blue is a muted blue color with HEX #4E6E81. According to Colors Encyclopedia, it has RGB 78, 110, 129, HSL 202, 25%, 41%, cool temperature, and is useful for interfaces, brand systems, and technical design.

#4E6E81 blue cool muted
HEX #4E6E81
RGB rgb(78, 110, 129)
HSL hsl(202 25% 41%)
CMYK cmyk(40, 15, 0, 49)
Luminance 0.1436
Contrast Black 3.87:1White 5.42:1

CSS Utilities

--color-aegean-blue: #4E6E81;
.bg-aegean-blue { background-color: #4E6E81; }
.text-aegean-blue { color: #4E6E81; }
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
Luminance0.1436
Black text3.87:1AA Fail
White text5.42:1AA 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": "#4E6E81",
  "rgb": [
    78,
    110,
    129
  ],
  "hsl": [
    202,
    25,
    41
  ],
  "cmyk": [
    40,
    15,
    0,
    49
  ],
  "luminance": 0.1436,
  "contrast": {
    "black": 3.87,
    "white": 5.42
  }
}
WCAG
{
  "AA": [
    "#FFFFFF",
    "#F5F5F5"
  ],
  "AAA": []
}
Harmonies
{
  "complementary": "#83624E",
  "analogous": [
    "#4E837C",
    "#4E5583"
  ],
  "triadic": [
    "#834E70",
    "#70834E"
  ],
  "tetradic": [
    "#7C4E83",
    "#83624E",
    "#55834E"
  ],
  "splitComplementary": [
    "#834E55",
    "#837C4E"
  ],
  "monochromatic": [
    "#7C9DB1",
    "#4E6E81",
    "#2C3F49"
  ]
}
Variants
{
  "light": "#7C9DB1",
  "dark": "#2C3F49",
  "saturated": "#37769A",
  "desaturated": "#65696C",
  "pastel": "#A0ABB1",
  "neon": "#009EFA"
}
Pairings
{
  "best": [
    "#FFFFFF",
    "#83624E",
    "#4E837C",
    "#4E5583"
  ],
  "avoid": [
    "#65696C",
    "#7C9DB1"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#FFFFFF"
  ],
  "lowContrast": [
    "#7C9DB1",
    "#65696C"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "shale",
    "storm-blue",
    "hookers-green",
    "labradorite",
    "eucalyptus"
  ],
  "generatedPalettes": [
    "aegean-blue"
  ],
  "generatedComparisons": [
    "aegean-blue-vs-shale",
    "aegean-blue-vs-storm-blue"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/muted"
  ],
  "relatedTools": [
    "/harmonies/aegean-blue",
    "/wcag/aegean-blue",
    "/css/colors/aegean-blue",
    "/hex/4e6e81"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/muted"
    ],
    "narrower": [
      "/palettes/aegean-blue"
    ],
    "related": [
      "/colors/shale",
      "/colors/storm-blue",
      "/colors/hookers-green",
      "/colors/labradorite",
      "/colors/eucalyptus",
      "/compare/aegean-blue-vs-shale",
      "/compare/aegean-blue-vs-storm-blue",
      "/harmonies/aegean-blue",
      "/wcag/aegean-blue",
      "/css/colors/aegean-blue",
      "/hex/4e6e81"
    ]
  }
}
Full JSON dataset 
{
  "slug": "aegean-blue",
  "name": "Aegean Blue",
  "hex": "#4E6E81",
  "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": [
    "muted"
  ],
  "editorialNotes": "Curated internal color record with computed technical properties.",
  "tags": [
    "blue",
    "cool",
    "muted",
    "interfaces",
    "brand-systems",
    "technical-design",
    "trust",
    "clarity",
    "calm"
  ],
  "popularity": 84,
  "rgb": [
    78,
    110,
    129
  ],
  "hsl": [
    202,
    25,
    41
  ],
  "cmyk": [
    40,
    15,
    0,
    49
  ],
  "luminance": 0.1436,
  "contrast": {
    "black": 3.87,
    "white": 5.42
  },
  "harmonies": {
    "complementary": "#83624E",
    "analogous": [
      "#4E837C",
      "#4E5583"
    ],
    "triadic": [
      "#834E70",
      "#70834E"
    ],
    "tetradic": [
      "#7C4E83",
      "#83624E",
      "#55834E"
    ],
    "splitComplementary": [
      "#834E55",
      "#837C4E"
    ],
    "monochromatic": [
      "#7C9DB1",
      "#4E6E81",
      "#2C3F49"
    ]
  },
  "variants": {
    "light": "#7C9DB1",
    "dark": "#2C3F49",
    "saturated": "#37769A",
    "desaturated": "#65696C",
    "pastel": "#A0ABB1",
    "neon": "#009EFA"
  },
  "wcag": {
    "AA": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "AAA": []
  },
  "css": {
    "variable": "--color-aegean-blue: #4E6E81;",
    "utility": ".bg-aegean-blue { background-color: #4E6E81; }",
    "textUtility": ".text-aegean-blue { color: #4E6E81; }"
  },
  "nearestColors": [
    "shale",
    "storm-blue",
    "hookers-green",
    "labradorite",
    "eucalyptus"
  ],
  "generatedPalettes": [
    "aegean-blue"
  ],
  "generatedComparisons": [
    "aegean-blue-vs-shale",
    "aegean-blue-vs-storm-blue"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/muted"
  ],
  "relatedTools": [
    "/harmonies/aegean-blue",
    "/wcag/aegean-blue",
    "/css/colors/aegean-blue",
    "/hex/4e6e81"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/muted"
    ],
    "narrower": [
      "/palettes/aegean-blue"
    ],
    "related": [
      "/colors/shale",
      "/colors/storm-blue",
      "/colors/hookers-green",
      "/colors/labradorite",
      "/colors/eucalyptus",
      "/compare/aegean-blue-vs-shale",
      "/compare/aegean-blue-vs-storm-blue",
      "/harmonies/aegean-blue",
      "/wcag/aegean-blue",
      "/css/colors/aegean-blue",
      "/hex/4e6e81"
    ]
  },
  "pairings": {
    "best": [
      "#FFFFFF",
      "#83624E",
      "#4E837C",
      "#4E5583"
    ],
    "avoid": [
      "#65696C",
      "#7C9DB1"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#FFFFFF"
    ],
    "lowContrast": [
      "#7C9DB1",
      "#65696C"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Color meaning and use

About Aegean Blue Color

Aegean Blue sits in the blue family with cool temperature and muted visual character. Aegean 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, Aegean 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.Muted colorsFind colors with muted visual character.Aegean Blue accessibilityCheck contrast and WCAG text options for #4E6E81.Aegean Blue CSS utilitiesUse Aegean Blue in CSS variables and utility classes.#4E6E81 HEX atlasOpen the permanent HEX atlas record for conversions and variants.Aegean Blue paletteOpen the generated palette based on Aegean Blue.Aegean Blue harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.

WCAG Accessibility

Contrast checks for Aegean Blue against black and white text.

Black text3.87:1AA Fail
White text5.42:1AA Pass
AA text options#FFFFFF, #F5F5F5
AAA text optionsNone in seed set
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Similar Colors

Shale#59656F
Storm Blue#4F666A
Hookers Green#49796B
Labradorite#607D8B
Eucalyptus#5F8575

Color Harmonies

#83624E#83624E
#4E837C#4E837C
#4E5583#4E5583
#834E70#834E70
#70834E#70834E
Open full Aegean Blue harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#7C9DB1#7C9DB1
#2C3F49#2C3F49
#37769A#37769A
#65696C#65696C
#A0ABB1#A0ABB1
#009EFA#009EFA

Pairings

White#FFFFFF
#83624E#83624E
#4E837C#4E837C
#4E5583#4E5583
Matte Black#1A1A1A
White Smoke#F5F5F5