CSS utility

Zircon Blue CSS Utilities

Zircon Blue CSS utilities provide reusable variables and utility classes for #2D9CDB. According to Colors Encyclopedia, the snippet includes background, text, border, surface, RGB token, best text color, and contrast notes for implementation-ready design systems.

Color page #2D9CDB WCAG

Preview Zircon Blue #2D9CDB

Utility Classes

Background.bg-zircon-blue

Text.text-zircon-blue

Border.border-zircon-blue

Surface.surface-zircon-blue

CSS Snippet

:root {
  --color-zircon-blue: #2D9CDB;
  --color-zircon-blue-rgb: 45 156 219;
  --color-zircon-blue-contrast: #111827;
}

.bg-zircon-blue { background-color: var(--color-zircon-blue); }
.text-zircon-blue { color: var(--color-zircon-blue); }
.border-zircon-blue { border-color: var(--color-zircon-blue); }
.surface-zircon-blue {
  background-color: var(--color-zircon-blue);
  color: var(--color-zircon-blue-contrast);
  border: 1px solid color-mix(in srgb, var(--color-zircon-blue), #111827 18%);
}
.shadow-zircon-blue { box-shadow: 0 18px 40px rgb(var(--color-zircon-blue-rgb) / 28%); }

Usage Examples

Surface cardUse for panels, labels, badges, and interface accents.

Border accentUse as a soft divider or outline color.

Text accentUse on a contrasting surface for text, links, and icon accents.

Implementation Notes

Best text color#111827

Black contrast6.89:1

White contrast3.05:1

RGB token45 156 219

Luminance0.2945

Black text6.89:1AA Pass

White text3.05:1AA Fail

cssVariablesReusable CSS custom properties

utilityClassesBackground, text, border, surface, and shadow classes

bestTextColorAccessible default foreground token

contrastBlack and white contrast ratios

wcagAA and AAA text color options

relatedEndpointsLinked machine-readable resources

Structured sections

CSS variables

{
  "color": "--color-zircon-blue: #2D9CDB;",
  "rgb": "--color-zircon-blue-rgb: 45 156 219;",
  "contrast": "--color-zircon-blue-contrast: #111827;"
}

Utility classes

{
  "background": ".bg-zircon-blue",
  "text": ".text-zircon-blue",
  "border": ".border-zircon-blue",
  "surface": ".surface-zircon-blue",
  "shadow": ".shadow-zircon-blue"
}

Accessibility

{
  "bestTextColor": "#111827",
  "contrast": {
    "black": 6.89,
    "white": 3.05
  },
  "wcag": {
    "AA": [
      "#000000",
      "#1A1A1A"
    ],
    "AAA": []
  }
}

Implementation

{
  "useCases": [
    "CSS variables",
    "utility classes",
    "design system tokens",
    "UI surface styling",
    "accessible text pairing"
  ],
  "cssSnippet": ":root {\n  --color-zircon-blue: #2D9CDB;\n  --color-zircon-blue-rgb: 45 156 219;\n  --color-zircon-blue-contrast: #111827;\n}\n\n.bg-zircon-blue { background-color: var(--color-zircon-blue); }\n.text-zircon-blue { color: var(--color-zircon-blue); }\n.border-zircon-blue { border-color: var(--color-zircon-blue); }\n.surface-zircon-blue {\n  background-color: var(--color-zircon-blue);\n  color: var(--color-zircon-blue-contrast);\n  border: 1px solid color-mix(in srgb, var(--color-zircon-blue), #111827 18%);\n}\n.shadow-zircon-blue { box-shadow: 0 18px 40px rgb(var(--color-zircon-blue-rgb) / 28%); }"
}

Related endpoints

[
  "https://www.colorsencyclopedia.com/api/css/colors/zircon-blue.json",
  "https://www.colorsencyclopedia.com/api/colors/zircon-blue.json"
]

Full JSON dataset

{
  "datasetVersion": "1.0.0",
  "slug": "zircon-blue",
  "name": "Zircon Blue",
  "hex": "#2D9CDB",
  "rgb": [
    45,
    156,
    219
  ],
  "hsl": [
    202,
    71,
    52
  ],
  "cmyk": [
    79,
    29,
    0,
    14
  ],
  "luminance": 0.2945,
  "contrast": {
    "black": 6.89,
    "white": 3.05
  },
  "wcag": {
    "AA": [
      "#000000",
      "#1A1A1A"
    ],
    "AAA": []
  },
  "family": "blue",
  "temperature": "cool",
  "tone": [
    "balanced"
  ],
  "bestTextColor": "#111827",
  "cssVariables": {
    "color": "--color-zircon-blue: #2D9CDB;",
    "rgb": "--color-zircon-blue-rgb: 45 156 219;",
    "contrast": "--color-zircon-blue-contrast: #111827;"
  },
  "utilityClasses": {
    "background": ".bg-zircon-blue",
    "text": ".text-zircon-blue",
    "border": ".border-zircon-blue",
    "surface": ".surface-zircon-blue",
    "shadow": ".shadow-zircon-blue"
  },
  "cssSnippet": ":root {\n  --color-zircon-blue: #2D9CDB;\n  --color-zircon-blue-rgb: 45 156 219;\n  --color-zircon-blue-contrast: #111827;\n}\n\n.bg-zircon-blue { background-color: var(--color-zircon-blue); }\n.text-zircon-blue { color: var(--color-zircon-blue); }\n.border-zircon-blue { border-color: var(--color-zircon-blue); }\n.surface-zircon-blue {\n  background-color: var(--color-zircon-blue);\n  color: var(--color-zircon-blue-contrast);\n  border: 1px solid color-mix(in srgb, var(--color-zircon-blue), #111827 18%);\n}\n.shadow-zircon-blue { box-shadow: 0 18px 40px rgb(var(--color-zircon-blue-rgb) / 28%); }",
  "useCases": [
    "CSS variables",
    "utility classes",
    "design system tokens",
    "UI surface styling",
    "accessible text pairing"
  ],
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/css/colors/zircon-blue.json",
    "https://www.colorsencyclopedia.com/api/colors/zircon-blue.json"
  ],
  "url": "https://www.colorsencyclopedia.com/css/colors/zircon-blue/",
  "colorUrl": "https://www.colorsencyclopedia.com/colors/zircon-blue/",
  "hexUrl": "https://www.colorsencyclopedia.com/hex/2d9cdb/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/css/colors/zircon-blue.json"
}

Zircon Blue CSS Utilities

Utility Classes

CSS Snippet

Usage Examples

Implementation Notes

Machine-Readable Zircon Blue CSS Utilities (JSON)

Related CSS Color Guides