Colors Encyclopedia

Named color

Cornflower Blue

Cornflower Blue is a vibrant blue color with HEX #6495ED. According to Colors Encyclopedia, it has RGB 100, 149, 237, HSL 219, 79%, 66%, cool temperature, and is useful for web design, CSS color systems, and UI prototyping.

#6495ED blue cool vibrant
HEX #6495ED
RGB rgb(100, 149, 237)
HSL hsl(219 79% 66%)
CMYK cmyk(58, 37, 0, 7)
Luminance 0.3032
Contrast Black 7.06:1White 2.97:1

CSS Utilities

--color-cornflower-blue: #6495ED;
.bg-cornflower-blue { background-color: #6495ED; }
.text-cornflower-blue { color: #6495ED; }
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
Luminance0.3032
Black text7.06:1AA Pass
White text2.97:1AA 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": "#6495ED",
  "rgb": [
    100,
    149,
    237
  ],
  "hsl": [
    219,
    79,
    66
  ],
  "cmyk": [
    58,
    37,
    0,
    7
  ],
  "luminance": 0.3032,
  "contrast": {
    "black": 7.06,
    "white": 2.97
  }
}
WCAG
{
  "AA": [
    "#000000",
    "#1A1A1A"
  ],
  "AAA": [
    "#000000"
  ]
}
Harmonies
{
  "complementary": "#EDBD64",
  "analogous": [
    "#64D8ED",
    "#7864ED"
  ],
  "triadic": [
    "#ED6494",
    "#94ED64"
  ],
  "tetradic": [
    "#ED64D8",
    "#EDBD64",
    "#64ED78"
  ],
  "splitComplementary": [
    "#ED7864",
    "#D8ED64"
  ],
  "monochromatic": [
    "#B6CDF6",
    "#6495ED",
    "#1A5DDB"
  ]
}
Variants
{
  "light": "#B6CDF6",
  "dark": "#1A5DDB",
  "saturated": "#528EFF",
  "desaturated": "#7799DA",
  "pastel": "#D9E4F7",
  "neon": "#7AA9FF"
}
Pairings
{
  "best": [
    "#000000",
    "#EDBD64",
    "#64D8ED",
    "#7864ED"
  ],
  "avoid": [
    "#7799DA",
    "#B6CDF6"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#000000"
  ],
  "lowContrast": [
    "#B6CDF6",
    "#7799DA"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "cornflower",
    "glacier-blue",
    "maya-blue",
    "medium-slate-blue",
    "aquamarine-blue"
  ],
  "generatedPalettes": [
    "cornflower-blue"
  ],
  "generatedComparisons": [
    "cornflower-blue-vs-glacier-blue",
    "cornflower-vs-cornflower-blue"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/vibrant"
  ],
  "relatedTools": [
    "/harmonies/cornflower-blue",
    "/wcag/cornflower-blue",
    "/css/colors/cornflower-blue",
    "/hex/6495ed"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/vibrant"
    ],
    "narrower": [
      "/palettes/cornflower-blue"
    ],
    "related": [
      "/colors/cornflower",
      "/colors/glacier-blue",
      "/colors/maya-blue",
      "/colors/medium-slate-blue",
      "/colors/aquamarine-blue",
      "/compare/cornflower-blue-vs-glacier-blue",
      "/compare/cornflower-vs-cornflower-blue",
      "/harmonies/cornflower-blue",
      "/wcag/cornflower-blue",
      "/css/colors/cornflower-blue",
      "/hex/6495ed"
    ]
  }
}
Full JSON dataset 
{
  "slug": "cornflower-blue",
  "name": "Cornflower Blue",
  "cssName": "cornflowerblue",
  "hex": "#6495ED",
  "family": "blue",
  "temperature": "cool",
  "tone": [
    "vibrant"
  ],
  "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": [
    "cornflowerblue"
  ],
  "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": [
    "blue",
    "cool",
    "vibrant",
    "web-design",
    "css-color-systems",
    "ui-prototyping",
    "context-dependent"
  ],
  "popularity": 67,
  "rgb": [
    100,
    149,
    237
  ],
  "hsl": [
    219,
    79,
    66
  ],
  "cmyk": [
    58,
    37,
    0,
    7
  ],
  "luminance": 0.3032,
  "contrast": {
    "black": 7.06,
    "white": 2.97
  },
  "harmonies": {
    "complementary": "#EDBD64",
    "analogous": [
      "#64D8ED",
      "#7864ED"
    ],
    "triadic": [
      "#ED6494",
      "#94ED64"
    ],
    "tetradic": [
      "#ED64D8",
      "#EDBD64",
      "#64ED78"
    ],
    "splitComplementary": [
      "#ED7864",
      "#D8ED64"
    ],
    "monochromatic": [
      "#B6CDF6",
      "#6495ED",
      "#1A5DDB"
    ]
  },
  "variants": {
    "light": "#B6CDF6",
    "dark": "#1A5DDB",
    "saturated": "#528EFF",
    "desaturated": "#7799DA",
    "pastel": "#D9E4F7",
    "neon": "#7AA9FF"
  },
  "wcag": {
    "AA": [
      "#000000",
      "#1A1A1A"
    ],
    "AAA": [
      "#000000"
    ]
  },
  "css": {
    "variable": "--color-cornflower-blue: #6495ED;",
    "utility": ".bg-cornflower-blue { background-color: #6495ED; }",
    "textUtility": ".text-cornflower-blue { color: #6495ED; }"
  },
  "nearestColors": [
    "cornflower",
    "glacier-blue",
    "maya-blue",
    "medium-slate-blue",
    "aquamarine-blue"
  ],
  "generatedPalettes": [
    "cornflower-blue"
  ],
  "generatedComparisons": [
    "cornflower-blue-vs-glacier-blue",
    "cornflower-vs-cornflower-blue"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/vibrant"
  ],
  "relatedTools": [
    "/harmonies/cornflower-blue",
    "/wcag/cornflower-blue",
    "/css/colors/cornflower-blue",
    "/hex/6495ed"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/vibrant"
    ],
    "narrower": [
      "/palettes/cornflower-blue"
    ],
    "related": [
      "/colors/cornflower",
      "/colors/glacier-blue",
      "/colors/maya-blue",
      "/colors/medium-slate-blue",
      "/colors/aquamarine-blue",
      "/compare/cornflower-blue-vs-glacier-blue",
      "/compare/cornflower-vs-cornflower-blue",
      "/harmonies/cornflower-blue",
      "/wcag/cornflower-blue",
      "/css/colors/cornflower-blue",
      "/hex/6495ed"
    ]
  },
  "pairings": {
    "best": [
      "#000000",
      "#EDBD64",
      "#64D8ED",
      "#7864ED"
    ],
    "avoid": [
      "#7799DA",
      "#B6CDF6"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#000000"
    ],
    "lowContrast": [
      "#B6CDF6",
      "#7799DA"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Color meaning and use

About Cornflower Blue Color

Cornflower Blue sits in the blue family with cool temperature and vibrant 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, Cornflower 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

Blue color familyBrowse named blue colors and compare nearby swatches.Cool colorsExplore colors with cool temperature behavior.Vibrant colorsFind colors with vibrant visual character.Cornflower Blue accessibilityCheck contrast and WCAG text options for #6495ED.Cornflower Blue CSS utilitiesUse Cornflower Blue in CSS variables and utility classes.#6495ED HEX atlasOpen the permanent HEX atlas record for conversions and variants.Cornflower Blue paletteOpen the generated palette based on Cornflower Blue.Cornflower Blue harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.

WCAG Accessibility

Contrast checks for Cornflower Blue against black and white text.

Black text7.06:1AA Pass
White text2.97:1AA Fail
AA text options#000000, #1A1A1A
AAA text options#000000
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Similar Colors

Cornflower#6A8EDB
Glacier Blue#78B9D2
Maya Blue#73C2FB
Medium Slate Blue#7B68EE
Aquamarine Blue#6BCAE2

Color Harmonies

#EDBD64#EDBD64
#64D8ED#64D8ED
#7864ED#7864ED
#ED6494#ED6494
#94ED64#94ED64
Open full Cornflower Blue harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#B6CDF6#B6CDF6
#1A5DDB#1A5DDB
#528EFF#528EFF
#7799DA#7799DA
#D9E4F7#D9E4F7
#7AA9FF#7AA9FF

Pairings

Black#000000
#EDBD64#EDBD64
#64D8ED#64D8ED
#7864ED#7864ED
Matte Black#1A1A1A
White Smoke#F5F5F5