Colors Encyclopedia

Named color

Cadet Blue

Cadet Blue is a muted cyan color with HEX #5F9EA0. According to Colors Encyclopedia, it has RGB 95, 158, 160, HSL 182, 25%, 50%, cool temperature, and is useful for web design, CSS color systems, and UI prototyping.

#5F9EA0 cyan cool muted
HEX #5F9EA0
RGB rgb(95, 158, 160)
HSL hsl(182 25% 50%)
CMYK cmyk(41, 1, 0, 37)
Luminance 0.2942
Contrast Black 6.88:1White 3.05:1

CSS Utilities

--color-cadet-blue: #5F9EA0;
.bg-cadet-blue { background-color: #5F9EA0; }
.text-cadet-blue { color: #5F9EA0; }
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
Luminance0.2942
Black text6.88:1AA Pass
White text3.05:1AA Fail
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": "#5F9EA0",
  "rgb": [
    95,
    158,
    160
  ],
  "hsl": [
    182,
    25,
    50
  ],
  "cmyk": [
    41,
    1,
    0,
    37
  ],
  "luminance": 0.2942,
  "contrast": {
    "black": 6.88,
    "white": 3.05
  }
}
WCAG
{
  "AA": [
    "#000000",
    "#1A1A1A"
  ],
  "AAA": []
}
Harmonies
{
  "complementary": "#9F6260",
  "analogous": [
    "#609F82",
    "#607D9F"
  ],
  "triadic": [
    "#9F609D",
    "#9D9F60"
  ],
  "tetradic": [
    "#82609F",
    "#9F6260",
    "#7D9F60"
  ],
  "splitComplementary": [
    "#9F607D",
    "#9F8260"
  ],
  "monochromatic": [
    "#99C0C2",
    "#5F9EA0",
    "#3D6566"
  ]
}
Variants
{
  "light": "#99C0C2",
  "dark": "#3D6566",
  "saturated": "#44B7BB",
  "desaturated": "#7C8383",
  "pastel": "#B9C5C6",
  "neon": "#29F8FF"
}
Pairings
{
  "best": [
    "#000000",
    "#9F6260",
    "#609F82",
    "#607D9F"
  ],
  "avoid": [
    "#7C8383",
    "#99C0C2"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#000000"
  ],
  "lowContrast": [
    "#99C0C2",
    "#7C8383"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "light-slate-gray",
    "light-slate-grey",
    "verdigris",
    "slate-gray",
    "slate-grey"
  ],
  "generatedPalettes": [
    "cadet-blue"
  ],
  "generatedComparisons": [
    "cadet-blue-vs-light-slate-gray",
    "cadet-blue-vs-light-slate-grey",
    "steel-blue-vs-cadet-blue",
    "verdigris-vs-cadet-blue"
  ],
  "relatedFamilies": [
    "/colors/by-family/cyan",
    "/colors/by-temperature/cool",
    "/colors/by-tone/muted"
  ],
  "relatedTools": [
    "/harmonies/cadet-blue",
    "/wcag/cadet-blue",
    "/css/colors/cadet-blue",
    "/hex/5f9ea0"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/cyan",
      "/colors/by-temperature/cool",
      "/colors/by-tone/muted"
    ],
    "narrower": [
      "/palettes/cadet-blue"
    ],
    "related": [
      "/colors/light-slate-gray",
      "/colors/light-slate-grey",
      "/colors/verdigris",
      "/colors/slate-gray",
      "/colors/slate-grey",
      "/compare/cadet-blue-vs-light-slate-gray",
      "/compare/cadet-blue-vs-light-slate-grey",
      "/compare/steel-blue-vs-cadet-blue",
      "/compare/verdigris-vs-cadet-blue",
      "/harmonies/cadet-blue",
      "/wcag/cadet-blue",
      "/css/colors/cadet-blue",
      "/hex/5f9ea0"
    ]
  }
}
Full JSON dataset 
{
  "slug": "cadet-blue",
  "name": "Cadet Blue",
  "cssName": "cadetblue",
  "hex": "#5F9EA0",
  "family": "cyan",
  "temperature": "cool",
  "tone": [
    "muted"
  ],
  "uses": [
    "web design",
    "CSS color systems",
    "UI prototyping"
  ],
  "psychology": {
    "associations": [
      "context dependent"
    ],
    "contexts": [
      "web interfaces",
      "design systems",
      "technical color references"
    ],
    "avoidIn": [
      "claims that require brand or cultural specificity"
    ]
  },
  "aliases": [
    "cadetblue"
  ],
  "sourceType": "standard",
  "confidence": "high",
  "sourceUrl": "https://www.w3.org/TR/css-color-4/#named-colors",
  "origin": {
    "type": "css",
    "notes": "Standard CSS named color."
  },
  "reviewStatus": "auto",
  "editorialNotes": "Generated from CSS named color data and computed color-system properties.",
  "tags": [
    "cyan",
    "cool",
    "muted",
    "web-design",
    "css-color-systems",
    "ui-prototyping",
    "context-dependent"
  ],
  "popularity": 67,
  "rgb": [
    95,
    158,
    160
  ],
  "hsl": [
    182,
    25,
    50
  ],
  "cmyk": [
    41,
    1,
    0,
    37
  ],
  "luminance": 0.2942,
  "contrast": {
    "black": 6.88,
    "white": 3.05
  },
  "harmonies": {
    "complementary": "#9F6260",
    "analogous": [
      "#609F82",
      "#607D9F"
    ],
    "triadic": [
      "#9F609D",
      "#9D9F60"
    ],
    "tetradic": [
      "#82609F",
      "#9F6260",
      "#7D9F60"
    ],
    "splitComplementary": [
      "#9F607D",
      "#9F8260"
    ],
    "monochromatic": [
      "#99C0C2",
      "#5F9EA0",
      "#3D6566"
    ]
  },
  "variants": {
    "light": "#99C0C2",
    "dark": "#3D6566",
    "saturated": "#44B7BB",
    "desaturated": "#7C8383",
    "pastel": "#B9C5C6",
    "neon": "#29F8FF"
  },
  "wcag": {
    "AA": [
      "#000000",
      "#1A1A1A"
    ],
    "AAA": []
  },
  "css": {
    "variable": "--color-cadet-blue: #5F9EA0;",
    "utility": ".bg-cadet-blue { background-color: #5F9EA0; }",
    "textUtility": ".text-cadet-blue { color: #5F9EA0; }"
  },
  "nearestColors": [
    "light-slate-gray",
    "light-slate-grey",
    "verdigris",
    "slate-gray",
    "slate-grey"
  ],
  "generatedPalettes": [
    "cadet-blue"
  ],
  "generatedComparisons": [
    "cadet-blue-vs-light-slate-gray",
    "cadet-blue-vs-light-slate-grey",
    "steel-blue-vs-cadet-blue",
    "verdigris-vs-cadet-blue"
  ],
  "relatedFamilies": [
    "/colors/by-family/cyan",
    "/colors/by-temperature/cool",
    "/colors/by-tone/muted"
  ],
  "relatedTools": [
    "/harmonies/cadet-blue",
    "/wcag/cadet-blue",
    "/css/colors/cadet-blue",
    "/hex/5f9ea0"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/cyan",
      "/colors/by-temperature/cool",
      "/colors/by-tone/muted"
    ],
    "narrower": [
      "/palettes/cadet-blue"
    ],
    "related": [
      "/colors/light-slate-gray",
      "/colors/light-slate-grey",
      "/colors/verdigris",
      "/colors/slate-gray",
      "/colors/slate-grey",
      "/compare/cadet-blue-vs-light-slate-gray",
      "/compare/cadet-blue-vs-light-slate-grey",
      "/compare/steel-blue-vs-cadet-blue",
      "/compare/verdigris-vs-cadet-blue",
      "/harmonies/cadet-blue",
      "/wcag/cadet-blue",
      "/css/colors/cadet-blue",
      "/hex/5f9ea0"
    ]
  },
  "pairings": {
    "best": [
      "#000000",
      "#9F6260",
      "#609F82",
      "#607D9F"
    ],
    "avoid": [
      "#7C8383",
      "#99C0C2"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#000000"
    ],
    "lowContrast": [
      "#99C0C2",
      "#7C8383"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Color meaning and use

About Cadet Blue Color

Cadet Blue sits in the cyan family with cool temperature and muted visual character. Standard CSS named color.

Its common associations include context dependent, which makes it relevant for web interfaces and design systems. In design work, Cadet Blue is most useful for web design, css color systems, and ui prototyping, especially when paired with black text for stronger contrast.

Related Color Guides

Cyan color familyBrowse named cyan colors and compare nearby swatches.Cool colorsExplore colors with cool temperature behavior.Muted colorsFind colors with muted visual character.Cadet Blue accessibilityCheck contrast and WCAG text options for #5F9EA0.Cadet Blue CSS utilitiesUse Cadet Blue in CSS variables and utility classes.#5F9EA0 HEX atlasOpen the permanent HEX atlas record for conversions and variants.Cadet Blue paletteOpen the generated palette based on Cadet Blue.Cadet Blue harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.

WCAG Accessibility

Contrast checks for Cadet Blue against black and white text.

Black text6.88:1AA Pass
White text3.05:1AA Fail
AA text options#000000, #1A1A1A
AAA text optionsNone in seed set
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Similar Colors

Light Slate Gray#778899
Light Slate Grey#778899
Verdigris#43B3AE
Slate Gray#708090
Slate Grey#708090

Color Harmonies

#9F6260#9F6260
#609F82#609F82
#607D9F#607D9F
#9F609D#9F609D
#9D9F60#9D9F60
Open full Cadet Blue harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#99C0C2#99C0C2
#3D6566#3D6566
#44B7BB#44B7BB
#7C8383#7C8383
#B9C5C6#B9C5C6
#29F8FF#29F8FF

Pairings

Black#000000
#9F6260#9F6260
#609F82#609F82
#607D9F#607D9F
Matte Black#1A1A1A
White Smoke#F5F5F5