COS

COS is a blue shadcn/ui theme with sharp corners and sans-serif typography, in light and dark modes.

Blue Minimal Sharp corners

Sans: System
Serif: System
Mono: System
Radius: 0rem

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Name

Framework

Notes

Visitors

January – June

+12.5%

Buttons

Typography

The theme's three font families.

Sans · System

The quick brown fox

Serif · System

jumps over the lazy dog.

Mono · System

npx shadcn add button

Account

Accept terms and conditions

Notifications

Choose what you want to hear about.

Product updates

New features and releases

Security alerts

Sign-ins from new devices

Marketing

Tips, offers and news

Payment method

CardPayPalApple Pay

Heads up!

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Team

Invite your teammates to collaborate.

SDJLINWK

OwnerEditorViewerSuspended

Storage7.2 of 10 GB

Volume64%

Invoices

Invoice	Status	Amount
INV001	Paid	$250.00
INV002	Pending	$150.00
INV003	Unpaid	$350.00
INV004	Paid	$450.00

FAQ

Yes. It adheres to the WAI-ARIA design pattern.

Colors

Click any swatch to copy its OKLCH value.

Base

Brand

Lines

Charts

Sidebar

StatusOptional, generated to match

Use this theme

Install it with the shadcn CLI, paste the CSS, or export tokens for your design tool.

Paste into app/globals.css, replacing the existing :root and .dark blocks.

Include success, warning & info colors

:root {
  --background: oklch(0.9712 0.0037 76.64);
  --foreground: oklch(0.3211 0 0);
  --card: oklch(0.9856 0.0018 76.64);
  --card-foreground: oklch(0.3211 0 0);
  --popover: oklch(0.9712 0.0037 76.64);
  --popover-foreground: oklch(0.3211 0 0);
  --primary: oklch(0.5015 0.0409 248.65);
  --primary-foreground: oklch(0.9712 0.0037 76.64);
  --secondary: oklch(0.8894 0.0105 76.6);
  --secondary-foreground: oklch(0.3211 0 0);
  --muted: oklch(0.9266 0.0069 76.62);
  --muted-foreground: oklch(0.5547 0 0);
  --accent: oklch(0.5015 0.0409 248.65);
  --accent-foreground: oklch(0.9712 0.0037 76.64);
  --destructive: oklch(0.5507 0.1336 22.47);
  --destructive-foreground: oklch(0.9712 0.0037 76.64);
  --border: oklch(0.9117 0.0083 76.61);
  --input: oklch(0.9117 0.0083 76.61);
  --ring: oklch(0.5015 0.0409 248.65);
  --chart-1: oklch(0.5015 0.1 248.65);
  --chart-2: oklch(0.5815 0.1 320.65);
  --chart-3: oklch(0.4215 0.1 32.65);
  --chart-4: oklch(0.6415 0.1 104.65);
  --chart-5: oklch(0.3615 0.1 176.65);
  --sidebar: oklch(0.9712 0.0037 76.64);
  --sidebar-foreground: oklch(0.3211 0 0);
  --sidebar-primary: oklch(0.5015 0.0409 248.65);
  --sidebar-primary-foreground: oklch(0.9712 0.0037 76.64);
  --sidebar-accent: oklch(0.8894 0.0105 76.6);
  --sidebar-accent-foreground: oklch(0.3211 0 0);
  --sidebar-border: oklch(0.9117 0.0083 76.61);
  --sidebar-ring: oklch(0.5015 0.0409 248.65);
  --font-sans: ui-sans-serif, system-ui, sans-serif;
  --font-serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --radius: 0rem;
  --spacing: 0.25rem;
  --tracking-normal: 0em;
  --shadow-color: oklch(0 0 0);
  --shadow-opacity: 0.1;
  --shadow-blur: 3px;
  --shadow-spread: 0px;
  --shadow-offset-x: 0px;
  --shadow-offset-y: 1px;
  --shadow-2xs: 0px 1px 3px 0px hsl(0 0% 0% / 0.05);
  --shadow-xs: 0px 1px 3px 0px hsl(0 0% 0% / 0.05);
  --shadow-sm: 0px 1px 3px 0px hsl(0 0% 0% / 0.10), 0px 1px 2px -1px hsl(0 0% 0% / 0.10);
  --shadow: 0px 1px 3px 0px hsl(0 0% 0% / 0.10), 0px 1px 2px -1px hsl(0 0% 0% / 0.10);
  --shadow-md: 0px 1px 3px 0px hsl(0 0% 0% / 0.10), 0px 2px 4px -1px hsl(0 0% 0% / 0.10);
  --shadow-lg: 0px 1px 3px 0px hsl(0 0% 0% / 0.10), 0px 4px 6px -1px hsl(0 0% 0% / 0.10);
  --shadow-xl: 0px 1px 3px 0px hsl(0 0% 0% / 0.10), 0px 8px 10px -1px hsl(0 0% 0% / 0.10);
  --shadow-2xl: 0px 1px 3px 0px hsl(0 0% 0% / 0.25);
}

.dark {
  --background: oklch(0.2376 0 0);
  --foreground: oklch(0.9277 0.0092 76.6);
  --card: oklch(0.2697 0 0);
  --card-foreground: oklch(0.9277 0.0092 76.6);
  --popover: oklch(0.2376 0 0);
  --popover-foreground: oklch(0.9277 0.0092 76.6);
  --primary: oklch(0.674 0.0382 248.39);
  --primary-foreground: oklch(0.2376 0 0);
  --secondary: oklch(0.3705 0 0);
  --secondary-foreground: oklch(0.9277 0.0092 76.6);
  --muted: oklch(0.3211 0 0);
  --muted-foreground: oklch(0.7324 0.0171 76.53);
  --accent: oklch(0.674 0.0382 248.39);
  --accent-foreground: oklch(0.2376 0 0);
  --destructive: oklch(0.6359 0.1036 20.36);
  --destructive-foreground: oklch(0.2376 0 0);
  --border: oklch(0.3705 0 0);
  --input: oklch(0.3705 0 0);
  --ring: oklch(0.674 0.0382 248.39);
  --chart-1: oklch(0.5015 0.1 248.65);
  --chart-2: oklch(0.5815 0.1 320.65);
  --chart-3: oklch(0.4215 0.1 32.65);
  --chart-4: oklch(0.6415 0.1 104.65);
  --chart-5: oklch(0.3615 0.1 176.65);
  --sidebar: oklch(0.2376 0 0);
  --sidebar-foreground: oklch(0.9277 0.0092 76.6);
  --sidebar-primary: oklch(0.674 0.0382 248.39);
  --sidebar-primary-foreground: oklch(0.2376 0 0);
  --sidebar-accent: oklch(0.3211 0 0);
  --sidebar-accent-foreground: oklch(0.9277 0.0092 76.6);
  --sidebar-border: oklch(0.3705 0 0);
  --sidebar-ring: oklch(0.674 0.0382 248.39);
  --font-sans: ui-sans-serif, system-ui, sans-serif;
  --font-serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --radius: 0rem;
  --spacing: 0.25rem;
  --tracking-normal: 0em;
  --shadow-color: oklch(0 0 0);
  --shadow-opacity: 0.1;
  --shadow-blur: 3px;
  --shadow-spread: 0px;
  --shadow-offset-x: 0px;
  --shadow-offset-y: 1px;
  --shadow-2xs: 0px 1px 3px 0px hsl(0 0% 0% / 0.05);
  --shadow-xs: 0px 1px 3px 0px hsl(0 0% 0% / 0.05);
  --shadow-sm: 0px 1px 3px 0px hsl(0 0% 0% / 0.10), 0px 1px 2px -1px hsl(0 0% 0% / 0.10);
  --shadow: 0px 1px 3px 0px hsl(0 0% 0% / 0.10), 0px 1px 2px -1px hsl(0 0% 0% / 0.10);
  --shadow-md: 0px 1px 3px 0px hsl(0 0% 0% / 0.10), 0px 2px 4px -1px hsl(0 0% 0% / 0.10);
  --shadow-lg: 0px 1px 3px 0px hsl(0 0% 0% / 0.10), 0px 4px 6px -1px hsl(0 0% 0% / 0.10);
  --shadow-xl: 0px 1px 3px 0px hsl(0 0% 0% / 0.10), 0px 8px 10px -1px hsl(0 0% 0% / 0.10);
  --shadow-2xl: 0px 1px 3px 0px hsl(0 0% 0% / 0.25);
}

@theme inline {
  --color-background: var(--background);
  --color-foreground: var(--foreground);
  --color-card: var(--card);
  --color-card-foreground: var(--card-foreground);
  --color-popover: var(--popover);
  --color-popover-foreground: var(--popover-foreground);
  --color-primary: var(--primary);
  --color-primary-foreground: var(--primary-foreground);
  --color-secondary: var(--secondary);
  --color-secondary-foreground: var(--secondary-foreground);
  --color-muted: var(--muted);
  --color-muted-foreground: var(--muted-foreground);
  --color-accent: var(--accent);
  --color-accent-foreground: var(--accent-foreground);
  --color-destructive: var(--destructive);
  --color-destructive-foreground: var(--destructive-foreground);
  --color-border: var(--border);
  --color-input: var(--input);
  --color-ring: var(--ring);
  --color-chart-1: var(--chart-1);
  --color-chart-2: var(--chart-2);
  --color-chart-3: var(--chart-3);
  --color-chart-4: var(--chart-4);
  --color-chart-5: var(--chart-5);
  --color-sidebar: var(--sidebar);
  --color-sidebar-foreground: var(--sidebar-foreground);
  --color-sidebar-primary: var(--sidebar-primary);
  --color-sidebar-primary-foreground: var(--sidebar-primary-foreground);
  --color-sidebar-accent: var(--sidebar-accent);
  --color-sidebar-accent-foreground: var(--sidebar-accent-foreground);
  --color-sidebar-border: var(--sidebar-border);
  --color-sidebar-ring: var(--sidebar-ring);

  --font-sans: var(--font-sans);
  --font-mono: var(--font-mono);
  --font-serif: var(--font-serif);

  --radius-sm: calc(var(--radius) - 4px);
  --radius-md: calc(var(--radius) - 2px);
  --radius-lg: var(--radius);
  --radius-xl: calc(var(--radius) + 4px);

  --shadow-2xs: var(--shadow-2xs);
  --shadow-xs: var(--shadow-xs);
  --shadow-sm: var(--shadow-sm);
  --shadow: var(--shadow);
  --shadow-md: var(--shadow-md);
  --shadow-lg: var(--shadow-lg);
  --shadow-xl: var(--shadow-xl);
  --shadow-2xl: var(--shadow-2xl);

  --tracking-tighter: calc(var(--tracking-normal) - 0.05em);
  --tracking-tight: calc(var(--tracking-normal) - 0.025em);
  --tracking-normal: var(--tracking-normal);
  --tracking-wide: calc(var(--tracking-normal) + 0.025em);
  --tracking-wider: calc(var(--tracking-normal) + 0.05em);
  --tracking-widest: calc(var(--tracking-normal) + 0.1em);
}

@layer base {
  body {
    letter-spacing: var(--tracking-normal);
  }
}