Colors Encyclopedia

Named color

Pastel Blue

Pastel Blue color #AEC6CF: RGB 174, 198, 207 and HSL 196°, 26%, 75%. Explore its cool blue profile, contrast, CSS, palettes and harmonies.

#AEC6CF blue cool muted
HEX #AEC6CF
RGB rgb(174, 198, 207)
HSL hsl(196 26% 75%)
CMYK cmyk(16, 4, 0, 19)
Luminance 0.5389
Contrast Black 11.78:1White 1.78:1

Use this color

Create with Pastel Blue

Open a professional color tool with #AEC6CF already applied. Each configuration stays canonical to the tool and can be adjusted or shared.

All color tools
Generate palette & CSS variablesCreate 50–950 tokens and export CSS, SCSS, JSON, or Tailwind.Open configured tool →Open in Gradient StudioStart with Pastel Blue and its complementary color.Open configured tool →Mix this colorBlend it with a complementary color and copy color-mix() CSS.Open configured tool →Check contrastOpen the strongest black or white background pairing.Open configured tool →Accessible combinationsReview AA and AAA text options, alternatives, warnings, and UI guidance.Open configured tool →Create glass surfaceUse this color as the tint for a translucent UI panel.Open configured tool →

CSS Utilities

--color-pastel-blue: #AEC6CF;
.bg-pastel-blue { background-color: #AEC6CF; }
.text-pastel-blue { color: #AEC6CF; }
Open CSS utility pageReusable variables, classes, examples, and implementation notes

Color meaning and use

About Pastel Blue Color

Pastel Blue uses HEX #AEC6CF, RGB 174, 198, 207, and HSL 196°, 26%, 75%. The dataset classifies it in the blue family with cool temperature and muted visual character.

No separate named-color neighbor is recorded for this entry. Its relative luminance is 0.5389; black contrast is 11.78:1 and white contrast is 1.78:1, making black the stronger of those two standard foreground choices.

WCAG Accessibility

Contrast checks for Pastel Blue against black and white text.

Black text11.78:1AA Pass
White text1.78:1AA Fail
AA text options#000000, #1A1A1A, #36454F
AAA text options#000000, #1A1A1A
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Downloadable color reference infographic

Pastel Blue Color Reference Infographic

Save a high-resolution infographic of Pastel Blue, including its color values, coordinated palette, and black and white text contrast.

1200 × 800
Pastel Blue color reference infographic showing #AEC6CF, RGB and HSL values, a coordinated palette, and black and white text contrast.
Pastel Blue color reference infographic generated from the verified Colors Encyclopedia dataset.
Download WebPDownload SVGOpen full size

Color Harmonies

#D0B8AF#D0B8AF#AFD0C8#AFD0C8#AFB6D0#AFB6D0#D0AFC7#D0AFC7#C7D0AF#C7D0AF
Open full Pastel Blue harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#E9EFF2#E9EFF2#759FAE#759FAE#A1CEDE#A1CEDE#BDC0C2#BDC0C2White#FFFFFF#A8E8FF#A8E8FF

Pairings

Black#000000#D0B8AF#D0B8AF#AFD0C8#AFD0C8#AFB6D0#AFB6D0Matte Black#1A1A1AWhite Smoke#F5F5F5

Machine-readable data

Machine-Readable Color Data (JSON)

Perfect for CSS, design systems, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.5389
Black text11.78:1AA Pass
White text1.78:1AA 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": "#AEC6CF",
  "rgb": [
    174,
    198,
    207
  ],
  "hsl": [
    196,
    26,
    75
  ],
  "cmyk": [
    16,
    4,
    0,
    19
  ],
  "luminance": 0.5389,
  "contrast": {
    "black": 11.78,
    "white": 1.78
  }
}
WCAG
{
  "AA": [
    "#000000",
    "#1A1A1A",
    "#36454F"
  ],
  "AAA": [
    "#000000",
    "#1A1A1A"
  ]
}
Harmonies
{
  "complementary": "#D0B8AF",
  "analogous": [
    "#AFD0C8",
    "#AFB6D0"
  ],
  "triadic": [
    "#D0AFC7",
    "#C7D0AF"
  ],
  "tetradic": [
    "#C8AFD0",
    "#D0B8AF",
    "#B6D0AF"
  ],
  "splitComplementary": [
    "#D0AFB6",
    "#D0C8AF"
  ],
  "monochromatic": [
    "#E9EFF2",
    "#AEC6CF",
    "#759FAE"
  ]
}
Variants
{
  "light": "#E9EFF2",
  "dark": "#759FAE",
  "saturated": "#A1CEDE",
  "desaturated": "#BDC0C2",
  "pastel": "#FFFFFF",
  "neon": "#A8E8FF"
}
Pairings
{
  "best": [
    "#000000",
    "#D0B8AF",
    "#AFD0C8",
    "#AFB6D0"
  ],
  "avoid": [
    "#BDC0C2",
    "#E9EFF2"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#000000"
  ],
  "lowContrast": [
    "#E9EFF2",
    "#BDC0C2"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "light-steel-blue",
    "opal",
    "pastel-teal",
    "silver",
    "pastel-lilac"
  ],
  "generatedPalettes": [
    "pastel-blue"
  ],
  "generatedComparisons": [
    "light-steel-blue-vs-pastel-blue",
    "pastel-blue-vs-opal",
    "pastel-teal-vs-pastel-blue"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/muted"
  ],
  "relatedTools": [
    "/harmonies/pastel-blue",
    "/wcag/pastel-blue",
    "/css/colors/pastel-blue",
    "/hex/aec6cf",
    "/tools/css-gradient-generator",
    "/tools/color-palette-generator",
    "/tools/css-color-mixer",
    "/tools/contrast-checker"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/muted"
    ],
    "narrower": [
      "/palettes/pastel-blue"
    ],
    "related": [
      "/colors/light-steel-blue",
      "/colors/opal",
      "/colors/pastel-teal",
      "/colors/silver",
      "/colors/pastel-lilac",
      "/compare/light-steel-blue-vs-pastel-blue",
      "/compare/pastel-blue-vs-opal",
      "/compare/pastel-teal-vs-pastel-blue",
      "/harmonies/pastel-blue",
      "/wcag/pastel-blue",
      "/css/colors/pastel-blue",
      "/hex/aec6cf",
      "/tools/css-gradient-generator",
      "/tools/color-palette-generator",
      "/tools/css-color-mixer",
      "/tools/contrast-checker"
    ]
  }
}
Full JSON dataset 
{
  "slug": "pastel-blue",
  "name": "Pastel Blue",
  "hex": "#AEC6CF",
  "uses": [
    "soft UI backgrounds",
    "pastel palettes",
    "gentle product design"
  ],
  "psychology": {
    "associations": [
      "softness",
      "care",
      "lightness"
    ],
    "contexts": [
      "wellness",
      "beauty",
      "children products",
      "lifestyle"
    ],
    "avoidIn": [
      "high-contrast operational alerts"
    ]
  },
  "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": [
    "muted"
  ],
  "editorialNotes": "Curated internal color record with computed technical properties.",
  "tags": [
    "blue",
    "cool",
    "muted",
    "soft-ui-backgrounds",
    "pastel-palettes",
    "gentle-product-design",
    "softness",
    "care",
    "lightness"
  ],
  "popularity": 84,
  "rgb": [
    174,
    198,
    207
  ],
  "hsl": [
    196,
    26,
    75
  ],
  "cmyk": [
    16,
    4,
    0,
    19
  ],
  "luminance": 0.5389,
  "contrast": {
    "black": 11.78,
    "white": 1.78
  },
  "harmonies": {
    "complementary": "#D0B8AF",
    "analogous": [
      "#AFD0C8",
      "#AFB6D0"
    ],
    "triadic": [
      "#D0AFC7",
      "#C7D0AF"
    ],
    "tetradic": [
      "#C8AFD0",
      "#D0B8AF",
      "#B6D0AF"
    ],
    "splitComplementary": [
      "#D0AFB6",
      "#D0C8AF"
    ],
    "monochromatic": [
      "#E9EFF2",
      "#AEC6CF",
      "#759FAE"
    ]
  },
  "variants": {
    "light": "#E9EFF2",
    "dark": "#759FAE",
    "saturated": "#A1CEDE",
    "desaturated": "#BDC0C2",
    "pastel": "#FFFFFF",
    "neon": "#A8E8FF"
  },
  "wcag": {
    "AA": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "AAA": [
      "#000000",
      "#1A1A1A"
    ]
  },
  "css": {
    "variable": "--color-pastel-blue: #AEC6CF;",
    "utility": ".bg-pastel-blue { background-color: #AEC6CF; }",
    "textUtility": ".text-pastel-blue { color: #AEC6CF; }"
  },
  "nearestColors": [
    "light-steel-blue",
    "opal",
    "pastel-teal",
    "silver",
    "pastel-lilac"
  ],
  "generatedPalettes": [
    "pastel-blue"
  ],
  "generatedComparisons": [
    "light-steel-blue-vs-pastel-blue",
    "pastel-blue-vs-opal",
    "pastel-teal-vs-pastel-blue"
  ],
  "relatedFamilies": [
    "/colors/by-family/blue",
    "/colors/by-temperature/cool",
    "/colors/by-tone/muted"
  ],
  "relatedTools": [
    "/harmonies/pastel-blue",
    "/wcag/pastel-blue",
    "/css/colors/pastel-blue",
    "/hex/aec6cf",
    "/tools/css-gradient-generator",
    "/tools/color-palette-generator",
    "/tools/css-color-mixer",
    "/tools/contrast-checker"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/blue",
      "/colors/by-temperature/cool",
      "/colors/by-tone/muted"
    ],
    "narrower": [
      "/palettes/pastel-blue"
    ],
    "related": [
      "/colors/light-steel-blue",
      "/colors/opal",
      "/colors/pastel-teal",
      "/colors/silver",
      "/colors/pastel-lilac",
      "/compare/light-steel-blue-vs-pastel-blue",
      "/compare/pastel-blue-vs-opal",
      "/compare/pastel-teal-vs-pastel-blue",
      "/harmonies/pastel-blue",
      "/wcag/pastel-blue",
      "/css/colors/pastel-blue",
      "/hex/aec6cf",
      "/tools/css-gradient-generator",
      "/tools/color-palette-generator",
      "/tools/css-color-mixer",
      "/tools/contrast-checker"
    ]
  },
  "pairings": {
    "best": [
      "#000000",
      "#D0B8AF",
      "#AFD0C8",
      "#AFB6D0"
    ],
    "avoid": [
      "#BDC0C2",
      "#E9EFF2"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#000000"
    ],
    "lowContrast": [
      "#E9EFF2",
      "#BDC0C2"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Similar Colors

Light Steel Blue#B0C4DE
Opal#A8C3BC
Pastel Teal#9FD8D2
Silver#C0C0C0
Pastel Lilac#BDB0D0

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.Pastel Blue accessibilityCheck contrast and WCAG text options for #AEC6CF.Pastel Blue CSS utilitiesUse Pastel Blue in CSS variables and utility classes.#AEC6CF HEX atlasOpen the permanent HEX atlas record for conversions and variants.Pastel Blue paletteOpen the generated palette based on Pastel Blue.Pastel Blue harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.