Lumen

bootswatchMITLight · lightMedium · mediumCyan · cyanVivid · vividSerif · serifGeneral · generalLanding · landingProfessional · professional

Bootswatch theme “Lumen” for Bootstrap.

NNorthwind

Product · Pricing

Specimen

Make the work feel finished

One interface, dressed in this style. Compare type, color, radius, and density.

128

Active

4.8

Score

12ms

Edge

Attribution

"Lumen" from https://github.com/thomaspark/bootswatch (MIT). © Thomas Park. dist/lumen/_variables.scss @ bff83c63ea84.

https://github.com/thomaspark/bootswatch · dist/lumen/_variables.scss · bff83c63ea84 · © Thomas Park

Prompt

Design a user interface in the "Lumen" style.

Bootswatch theme “Lumen” for Bootstrap.

Apply these tokens to every surface. Do not invent a second palette.
- Background #ffffff, foreground #212529
- Primary #158cba on #fafaf9
- Accent #28b62c, muted #f6f6f6, border #dee2e6
- Radius 0.375rem, type "Source Sans Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"
- Shadow: 0 1px 2px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.04)

"Lumen" from https://github.com/thomaspark/bootswatch (MIT). © Thomas Park. dist/lumen/_variables.scss @ bff83c63ea84.
powered by Styledex — https://styledex.dev

Tokens

DTCG

{
  "$schema": "https://www.designtokens.org/schemas/2025.10/format.json",
  "$description": "Lumen. \"Lumen\" from https://github.com/thomaspark/bootswatch (MIT). © Thomas Park. dist/lumen/_variables.scss @ bff83c63ea84.",
  "$extensions": {
    "dev.styledex": {
      "id": "bootswatch-lumen",
      "license": "MIT",
      "attribution": "\"Lumen\" from https://github.com/thomaspark/bootswatch (MIT). © Thomas Park. dist/lumen/_variables.scss @ bff83c63ea84.",
      "banner": "powered by Styledex — https://styledex.dev"
    }
  },
  "color": {
    "background": {
      "$type": "color",
      "$value": "#ffffff"
    },
    "foreground": {
      "$type": "color",
      "$value": "#212529"
    },
    "card": {
      "$type": "color",
      "$value": "#ffffff"
    },
    "card-foreground": {
      "$type": "color",
      "$value": "#212529"
    },
    "primary": {
      "$type": "color",
      "$value": "#158cba"
    },
    "primary-foreground": {
      "$type": "color",
      "$value": "#fafaf9"
    },
    "secondary": {
      "$type": "color",
      "$value": "#f0f0f0"
    },
    "secondary-foreground": {
      "$type": "color",
      "$value": "#212529"
    },
    "accent": {
      "$type": "color",
      "$value": "#28b62c"
    },
    "accent-foreground": {
      "$type": "color",
      "$value": "#fafaf9"
    },
    "muted": {
      "$type": "color",
      "$value": "#f6f6f6"
    },
    "muted-foreground": {
      "$type": "color",
      "$value": "#6f7174"
    },
    "border": {
      "$type": "color",
      "$value": "#dee2e6"
    },
    "destructive": {
      "$type": "color",
      "$value": "#ff4136"
    },
    "ring": {
      "$type": "color",
      "$value": "#158cba"
    }
  },
  "font": {
    "sans": {
      "$type": "fontFamily",
      "$value": [
        "Source Sans Pro",
        "-apple-system",
        "BlinkMacSystemFont",
        "Segoe UI",
        "Roboto",
        "Helvetica Neue",
        "Arial",
        "sans-serif",
        "Apple Color Emoji",
        "Segoe UI Emoji",
        "Segoe UI Symbol"
      ]
    },
    "serif": {
      "$type": "fontFamily",
      "$value": [
        "ui-serif",
        "Georgia",
        "serif"
      ]
    },
    "mono": {
      "$type": "fontFamily",
      "$value": [
        "ui-monospace",
        "SFMono-Regular",
        "Menlo",
        "monospace"
      ]
    }
  },
  "radius": {
    "base": {
      "$type": "dimension",
      "$value": "0.375rem"
    }
  },
  "spacing": {
    "base": {
      "$type": "dimension",
      "$value": "1rem"
    }
  },
  "shadow": {
    "base": {
      "$type": "shadow",
      "$value": "0 1px 2px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.04)"
    }
  }
}

CSS

/* powered by Styledex — https://styledex.dev */
/* "Lumen" from https://github.com/thomaspark/bootswatch (MIT). © Thomas Park. dist/lumen/_variables.scss @ bff83c63ea84. */
:root {
  --background: #ffffff;
  --foreground: #212529;
  --card: #ffffff;
  --card-foreground: #212529;
  --primary: #158cba;
  --primary-foreground: #fafaf9;
  --secondary: #f0f0f0;
  --secondary-foreground: #212529;
  --accent: #28b62c;
  --accent-foreground: #fafaf9;
  --muted: #f6f6f6;
  --muted-foreground: #6f7174;
  --border: #dee2e6;
  --destructive: #ff4136;
  --ring: #158cba;
  --radius: 0.375rem;
  --font-sans: "Source Sans Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  --font-serif: ui-serif, Georgia, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, monospace;
  --spacing: 1rem;
  --shadow: 0 1px 2px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.04);
}

Tailwind

/* powered by Styledex — https://styledex.dev */
/* "Lumen" from https://github.com/thomaspark/bootswatch (MIT). © Thomas Park. dist/lumen/_variables.scss @ bff83c63ea84. */
/** Tailwind theme extend for Lumen (bootswatch-lumen) */
module.exports = {
  "theme": {
    "extend": {
      "colors": {
        "background": "#ffffff",
        "foreground": "#212529",
        "card": "#ffffff",
        "primary": "#158cba",
        "primary-foreground": "#fafaf9",
        "secondary": "#f0f0f0",
        "accent": "#28b62c",
        "muted": "#f6f6f6",
        "border": "#dee2e6",
        "destructive": "#ff4136",
        "ring": "#158cba"
      },
      "borderRadius": {
        "lg": "0.375rem"
      },
      "fontFamily": {
        "sans": [
          "Source Sans Pro",
          "-apple-system",
          "BlinkMacSystemFont",
          "Segoe UI",
          "Roboto",
          "Helvetica Neue",
          "Arial",
          "sans-serif",
          "Apple Color Emoji",
          "Segoe UI Emoji",
          "Segoe UI Symbol"
        ],
        "serif": [
          "ui-serif",
          "Georgia",
          "serif"
        ],
        "mono": [
          "ui-monospace",
          "SFMono-Regular",
          "Menlo",
          "monospace"
        ]
      },
      "boxShadow": {
        "styledex": "0 1px 2px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.04)"
      }
    }
  }
};

shadcn

/* powered by Styledex — https://styledex.dev */
/* "Lumen" from https://github.com/thomaspark/bootswatch (MIT). © Thomas Park. dist/lumen/_variables.scss @ bff83c63ea84. */
@layer base {
:root {
  --background: #ffffff;
  --foreground: #212529;
  --card: #ffffff;
  --card-foreground: #212529;
  --primary: #158cba;
  --primary-foreground: #fafaf9;
  --secondary: #f0f0f0;
  --secondary-foreground: #212529;
  --accent: #28b62c;
  --accent-foreground: #fafaf9;
  --muted: #f6f6f6;
  --muted-foreground: #6f7174;
  --border: #dee2e6;
  --destructive: #ff4136;
  --ring: #158cba;
  --radius: 0.375rem;
  --font-sans: "Source Sans Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  --font-serif: ui-serif, Georgia, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, monospace;
  --spacing: 1rem;
  --shadow: 0 1px 2px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.04);
}
}