Colors Encyclopedia

Named color

Light Sky Blue

Light Sky Blue is a pastel blue color with HEX #87CEFA. According to Colors Encyclopedia, it has RGB 135, 206, 250, HSL 203, 92%, 75%, cool temperature, and is useful for web design, CSS color systems, and UI prototyping.

#87CEFA blue cool pastel
HEX #87CEFA
RGB rgb(135, 206, 250)
HSL hsl(203 92% 75%)
CMYK cmyk(46, 18, 0, 2)
Luminance 0.562
Contrast Black 12.24:1White 1.72:1

CSS Utilities

--color-light-sky-blue: #87CEFA;
.bg-light-sky-blue { background-color: #87CEFA; }
.text-light-sky-blue { color: #87CEFA; }
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
Luminance0.562
Black text12.24:1AA Pass
White text1.72:1AA 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": "#87CEFA",
  "rgb": [
    135,
    206,
    250
  ],
  "hsl": [
    203,
    92,
    75
  ],
  "cmyk": [
    46,
    18,
    0,
    2
  ],
  "luminance": 0.562,
  "contrast": {
    "black": 12.24,
    "white": 1.72
  }
}
WCAG
{
  "AA": [
    "#000000",
    "#1A1A1A",
    "#36454F"
  ],
  "AAA": [
    "#000000",
    "#1A1A1A"
  ]
}
Harmonies
{
  "complementary": "#FAB285",
  "analogous": [
    "#85FAEC",
    "#8592FA"
  ],
  "triadic": [
    "#FA85CD",
    "#CDFA85"
  ],
  "tetradic": [
    "#EC85FA",
    "#FAB285",
    "#92FA85"
  ],
  "splitComplementary": [
    "#FA8592",
    "#FAEC85"
  ],
  "monochromatic": [
    "#DDF1FE",
    "#87CEFA",
    "#2CA9F6"
  ]
}
Variants
{
  "light": "#DDF1FE",
  "dark": "#2CA9F6",
  "saturated": "#80CEFF",
  "desaturated": "#93CAEC",
  "pastel": "#FFFFFF",
  "neon": "#A8DEFF"
}
Pairings
{
  "best": [
    "#000000",
    "#FAB285",
    "#85FAEC",
    "#8592FA"
  ],
  "avoid": [
    "#93CAEC",
    "#DDF1FE"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#000000"
  ],
  "lowContrast": [
    "#DDF1FE",
    "#93CAEC"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "baby-blue",
    "sky-blue",
    "maya-blue",
    "aquamarine-blue",
    "light-blue"
  ],
  "generatedPalettes": [
    "light-sky-blue"
  ],
  "generatedComparisons": [
    "baby-blue-vs-light-sky-blue",
    "electric-blue-vs-light-sky-blue",
    "light-sky-blue-vs-sky-blue",
    "maya-blue-vs-light-sky-blue"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/pastel"
  ],
  "relatedTools": [
    "/harmonies/light-sky-blue",
    "/wcag/light-sky-blue",
    "/css/colors/light-sky-blue",
    "/hex/87cefa"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/pastel"
    ],
    "narrower": [
      "/palettes/light-sky-blue"
    ],
    "related": [
      "/colors/baby-blue",
      "/colors/sky-blue",
      "/colors/maya-blue",
      "/colors/aquamarine-blue",
      "/colors/light-blue",
      "/compare/baby-blue-vs-light-sky-blue",
      "/compare/electric-blue-vs-light-sky-blue",
      "/compare/light-sky-blue-vs-sky-blue",
      "/compare/maya-blue-vs-light-sky-blue",
      "/harmonies/light-sky-blue",
      "/wcag/light-sky-blue",
      "/css/colors/light-sky-blue",
      "/hex/87cefa"
    ]
  }
}
Full JSON dataset 
{
  "slug": "light-sky-blue",
  "name": "Light Sky Blue",
  "cssName": "lightskyblue",
  "hex": "#87CEFA",
  "family": "blue",
  "temperature": "cool",
  "tone": [
    "pastel"
  ],
  "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": [
    "lightskyblue"
  ],
  "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",
    "pastel",
    "web-design",
    "css-color-systems",
    "ui-prototyping",
    "context-dependent"
  ],
  "popularity": 67,
  "rgb": [
    135,
    206,
    250
  ],
  "hsl": [
    203,
    92,
    75
  ],
  "cmyk": [
    46,
    18,
    0,
    2
  ],
  "luminance": 0.562,
  "contrast": {
    "black": 12.24,
    "white": 1.72
  },
  "harmonies": {
    "complementary": "#FAB285",
    "analogous": [
      "#85FAEC",
      "#8592FA"
    ],
    "triadic": [
      "#FA85CD",
      "#CDFA85"
    ],
    "tetradic": [
      "#EC85FA",
      "#FAB285",
      "#92FA85"
    ],
    "splitComplementary": [
      "#FA8592",
      "#FAEC85"
    ],
    "monochromatic": [
      "#DDF1FE",
      "#87CEFA",
      "#2CA9F6"
    ]
  },
  "variants": {
    "light": "#DDF1FE",
    "dark": "#2CA9F6",
    "saturated": "#80CEFF",
    "desaturated": "#93CAEC",
    "pastel": "#FFFFFF",
    "neon": "#A8DEFF"
  },
  "wcag": {
    "AA": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "AAA": [
      "#000000",
      "#1A1A1A"
    ]
  },
  "css": {
    "variable": "--color-light-sky-blue: #87CEFA;",
    "utility": ".bg-light-sky-blue { background-color: #87CEFA; }",
    "textUtility": ".text-light-sky-blue { color: #87CEFA; }"
  },
  "nearestColors": [
    "baby-blue",
    "sky-blue",
    "maya-blue",
    "aquamarine-blue",
    "light-blue"
  ],
  "generatedPalettes": [
    "light-sky-blue"
  ],
  "generatedComparisons": [
    "baby-blue-vs-light-sky-blue",
    "electric-blue-vs-light-sky-blue",
    "light-sky-blue-vs-sky-blue",
    "maya-blue-vs-light-sky-blue"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/pastel"
  ],
  "relatedTools": [
    "/harmonies/light-sky-blue",
    "/wcag/light-sky-blue",
    "/css/colors/light-sky-blue",
    "/hex/87cefa"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/pastel"
    ],
    "narrower": [
      "/palettes/light-sky-blue"
    ],
    "related": [
      "/colors/baby-blue",
      "/colors/sky-blue",
      "/colors/maya-blue",
      "/colors/aquamarine-blue",
      "/colors/light-blue",
      "/compare/baby-blue-vs-light-sky-blue",
      "/compare/electric-blue-vs-light-sky-blue",
      "/compare/light-sky-blue-vs-sky-blue",
      "/compare/maya-blue-vs-light-sky-blue",
      "/harmonies/light-sky-blue",
      "/wcag/light-sky-blue",
      "/css/colors/light-sky-blue",
      "/hex/87cefa"
    ]
  },
  "pairings": {
    "best": [
      "#000000",
      "#FAB285",
      "#85FAEC",
      "#8592FA"
    ],
    "avoid": [
      "#93CAEC",
      "#DDF1FE"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#000000"
    ],
    "lowContrast": [
      "#DDF1FE",
      "#93CAEC"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Color meaning and use

About Light Sky Blue Color

Light Sky Blue sits in the blue family with cool temperature and pastel 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, Light Sky 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.Pastel colorsFind colors with pastel visual character.Light Sky Blue accessibilityCheck contrast and WCAG text options for #87CEFA.Light Sky Blue CSS utilitiesUse Light Sky Blue in CSS variables and utility classes.#87CEFA HEX atlasOpen the permanent HEX atlas record for conversions and variants.Light Sky Blue paletteOpen the generated palette based on Light Sky Blue.Light Sky Blue harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.

WCAG Accessibility

Contrast checks for Light Sky Blue against black and white text.

Black text12.24:1AA Pass
White text1.72:1AA Fail
AA text options#000000, #1A1A1A, #36454F
AAA text options#000000, #1A1A1A
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Similar Colors

Baby Blue#89CFF0
Sky Blue#87CEEB
Maya Blue#73C2FB
Aquamarine Blue#6BCAE2
Light Blue#ADD8E6

Color Harmonies

#FAB285#FAB285
#85FAEC#85FAEC
#8592FA#8592FA
#FA85CD#FA85CD
#CDFA85#CDFA85
Open full Light Sky Blue harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#DDF1FE#DDF1FE
#2CA9F6#2CA9F6
#80CEFF#80CEFF
#93CAEC#93CAEC
White#FFFFFF
#A8DEFF#A8DEFF

Pairings

Black#000000
#FAB285#FAB285
#85FAEC#85FAEC
#8592FA#8592FA
Matte Black#1A1A1A
White Smoke#F5F5F5