CSS utility

Spinel CSS Utilities

Spinel CSS utilities provide reusable variables and utility classes for #D83A56. 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 #D83A56 WCAG

Preview Spinel #D83A56

Utility Classes

Background.bg-spinel

Text.text-spinel

Border.border-spinel

Surface.surface-spinel

CSS Snippet

:root {
  --color-spinel: #D83A56;
  --color-spinel-rgb: 216 58 86;
  --color-spinel-contrast: #111827;
}

.bg-spinel { background-color: var(--color-spinel); }
.text-spinel { color: var(--color-spinel); }
.border-spinel { border-color: var(--color-spinel); }
.surface-spinel {
  background-color: var(--color-spinel);
  color: var(--color-spinel-contrast);
  border: 1px solid color-mix(in srgb, var(--color-spinel), #111827 18%);
}
.shadow-spinel { box-shadow: 0 18px 40px rgb(var(--color-spinel-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 contrast4.66:1

White contrast4.51:1

RGB token216 58 86

Luminance0.183

Black text4.66:1AA Pass

White text4.51:1AA Pass

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-spinel: #D83A56;",
  "rgb": "--color-spinel-rgb: 216 58 86;",
  "contrast": "--color-spinel-contrast: #111827;"
}

Utility classes

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

Accessibility

{
  "bestTextColor": "#111827",
  "contrast": {
    "black": 4.66,
    "white": 4.51
  },
  "wcag": {
    "AA": [
      "#000000",
      "#FFFFFF"
    ],
    "AAA": []
  }
}

Implementation

{
  "useCases": [
    "CSS variables",
    "utility classes",
    "design system tokens",
    "UI surface styling",
    "accessible text pairing"
  ],
  "cssSnippet": ":root {\n  --color-spinel: #D83A56;\n  --color-spinel-rgb: 216 58 86;\n  --color-spinel-contrast: #111827;\n}\n\n.bg-spinel { background-color: var(--color-spinel); }\n.text-spinel { color: var(--color-spinel); }\n.border-spinel { border-color: var(--color-spinel); }\n.surface-spinel {\n  background-color: var(--color-spinel);\n  color: var(--color-spinel-contrast);\n  border: 1px solid color-mix(in srgb, var(--color-spinel), #111827 18%);\n}\n.shadow-spinel { box-shadow: 0 18px 40px rgb(var(--color-spinel-rgb) / 28%); }"
}

Related endpoints

[
  "https://www.colorsencyclopedia.com/api/css/colors/spinel.json",
  "https://www.colorsencyclopedia.com/api/colors/spinel.json"
]

Full JSON dataset

{
  "datasetVersion": "1.0.0",
  "slug": "spinel",
  "name": "Spinel",
  "hex": "#D83A56",
  "rgb": [
    216,
    58,
    86
  ],
  "hsl": [
    349,
    67,
    54
  ],
  "cmyk": [
    0,
    73,
    60,
    15
  ],
  "luminance": 0.183,
  "contrast": {
    "black": 4.66,
    "white": 4.51
  },
  "wcag": {
    "AA": [
      "#000000",
      "#FFFFFF"
    ],
    "AAA": []
  },
  "family": "red",
  "temperature": "warm",
  "tone": [
    "balanced"
  ],
  "bestTextColor": "#111827",
  "cssVariables": {
    "color": "--color-spinel: #D83A56;",
    "rgb": "--color-spinel-rgb: 216 58 86;",
    "contrast": "--color-spinel-contrast: #111827;"
  },
  "utilityClasses": {
    "background": ".bg-spinel",
    "text": ".text-spinel",
    "border": ".border-spinel",
    "surface": ".surface-spinel",
    "shadow": ".shadow-spinel"
  },
  "cssSnippet": ":root {\n  --color-spinel: #D83A56;\n  --color-spinel-rgb: 216 58 86;\n  --color-spinel-contrast: #111827;\n}\n\n.bg-spinel { background-color: var(--color-spinel); }\n.text-spinel { color: var(--color-spinel); }\n.border-spinel { border-color: var(--color-spinel); }\n.surface-spinel {\n  background-color: var(--color-spinel);\n  color: var(--color-spinel-contrast);\n  border: 1px solid color-mix(in srgb, var(--color-spinel), #111827 18%);\n}\n.shadow-spinel { box-shadow: 0 18px 40px rgb(var(--color-spinel-rgb) / 28%); }",
  "useCases": [
    "CSS variables",
    "utility classes",
    "design system tokens",
    "UI surface styling",
    "accessible text pairing"
  ],
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/css/colors/spinel.json",
    "https://www.colorsencyclopedia.com/api/colors/spinel.json"
  ],
  "url": "https://www.colorsencyclopedia.com/css/colors/spinel/",
  "colorUrl": "https://www.colorsencyclopedia.com/colors/spinel/",
  "hexUrl": "https://www.colorsencyclopedia.com/hex/d83a56/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/css/colors/spinel.json"
}

Spinel CSS Utilities

Utility Classes

CSS Snippet

Usage Examples

Implementation Notes

Machine-Readable Spinel CSS Utilities (JSON)

Related CSS Color Guides