Theming

To change themes, you need to overwrite the CSS variables within the :root { } and .dark { } blocks in vendor/shadcn_phlexcomponents/stylesheets/shadcn_phlexcomponents.css.

Here are some websites where you can quickly copy shadcn themes:

Once you have chosen a theme, copy the CSS variables and paste them in app/assets/tailwind/application.css.

Your app/assets/tailwind/application.css should look something like this:

@import "tailwindcss";
@import "../../../vendor/shadcn_phlexcomponents/stylesheets/shadcn_phlexcomponents.css";
:root {
--background: oklch(0.9818 0.0054 95.0986);
--foreground: oklch(0.3438 0.0269 95.7226);
--card: oklch(0.9818 0.0054 95.0986);
--card-foreground: oklch(0.1908 0.002 106.5859);
--popover: oklch(1 0 0);
--popover-foreground: oklch(0.2671 0.0196 98.939);
--primary: oklch(0.6171 0.1375 39.0427);
--primary-foreground: oklch(1 0 0);
--secondary: oklch(0.9245 0.0138 92.9892);
--secondary-foreground: oklch(0.4334 0.0177 98.6048);
--muted: oklch(0.9341 0.0153 90.239);
--muted-foreground: oklch(0.6059 0.0075 97.4233);
--accent: oklch(0.9245 0.0138 92.9892);
--accent-foreground: oklch(0.2671 0.0196 98.939);
--destructive: oklch(0.1908 0.002 106.5859);
--destructive-foreground: oklch(1 0 0);
--border: oklch(0.8847 0.0069 97.3627);
--input: oklch(0.7621 0.0156 98.3528);
--ring: oklch(0.6171 0.1375 39.0427);
--chart-1: oklch(0.5583 0.1276 42.9956);
--chart-2: oklch(0.6898 0.1581 290.4107);
--chart-3: oklch(0.8816 0.0276 93.128);
--chart-4: oklch(0.8822 0.0403 298.1792);
--chart-5: oklch(0.5608 0.1348 42.0584);
--sidebar: oklch(0.9663 0.008 98.8792);
--sidebar-foreground: oklch(0.359 0.0051 106.6524);
--sidebar-primary: oklch(0.6171 0.1375 39.0427);
--sidebar-primary-foreground: oklch(0.9881 0 0);
--sidebar-accent: oklch(0.9245 0.0138 92.9892);
--sidebar-accent-foreground: oklch(0.325 0 0);
--sidebar-border: oklch(0.9401 0 0);
--sidebar-ring: oklch(0.7731 0 0);
--font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif,
'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
--font-serif: ui-serif, Georgia, Cambria, 'Times New Roman', Times, serif;
--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
'Liberation Mono', 'Courier New', monospace;
--radius: 0.5rem;
--shadow-2xs: 0 1px 3px 0px hsl(0 0% 0% / 0.05);
--shadow-xs: 0 1px 3px 0px hsl(0 0% 0% / 0.05);
--shadow-sm: 0 1px 3px 0px hsl(0 0% 0% / 0.1),
0 1px 2px -1px hsl(0 0% 0% / 0.1);
--shadow: 0 1px 3px 0px hsl(0 0% 0% / 0.1), 0 1px 2px -1px hsl(0 0% 0% / 0.1);
--shadow-md: 0 1px 3px 0px hsl(0 0% 0% / 0.1),
0 2px 4px -1px hsl(0 0% 0% / 0.1);
--shadow-lg: 0 1px 3px 0px hsl(0 0% 0% / 0.1),
0 4px 6px -1px hsl(0 0% 0% / 0.1);
--shadow-xl: 0 1px 3px 0px hsl(0 0% 0% / 0.1),
0 8px 10px -1px hsl(0 0% 0% / 0.1);
--shadow-2xl: 0 1px 3px 0px hsl(0 0% 0% / 0.25);
--tracking-normal: 0em;
--spacing: 0.25rem;
}
.dark {
--background: oklch(0.2679 0.0036 106.6427);
--foreground: oklch(0.8074 0.0142 93.0137);
--card: oklch(0.2679 0.0036 106.6427);
--card-foreground: oklch(0.9818 0.0054 95.0986);
--popover: oklch(0.3085 0.0035 106.6039);
--popover-foreground: oklch(0.9211 0.004 106.4781);
--primary: oklch(0.6724 0.1308 38.7559);
--primary-foreground: oklch(1 0 0);
--secondary: oklch(0.9818 0.0054 95.0986);
--secondary-foreground: oklch(0.3085 0.0035 106.6039);
--muted: oklch(0.2213 0.0038 106.707);
--muted-foreground: oklch(0.7713 0.0169 99.0657);
--accent: oklch(0.213 0.0078 95.4245);
--accent-foreground: oklch(0.9663 0.008 98.8792);
--destructive: oklch(0.6368 0.2078 25.3313);
--destructive-foreground: oklch(1 0 0);
--border: oklch(0.3618 0.0101 106.8928);
--input: oklch(0.4336 0.0113 100.2195);
--ring: oklch(0.6724 0.1308 38.7559);
--chart-1: oklch(0.5583 0.1276 42.9956);
--chart-2: oklch(0.6898 0.1581 290.4107);
--chart-3: oklch(0.213 0.0078 95.4245);
--chart-4: oklch(0.3074 0.0516 289.323);
--chart-5: oklch(0.5608 0.1348 42.0584);
--sidebar: oklch(0.2357 0.0024 67.7077);
--sidebar-foreground: oklch(0.8074 0.0142 93.0137);
--sidebar-primary: oklch(0.325 0 0);
--sidebar-primary-foreground: oklch(0.9881 0 0);
--sidebar-accent: oklch(0.168 0.002 106.6177);
--sidebar-accent-foreground: oklch(0.8074 0.0142 93.0137);
--sidebar-border: oklch(0.9401 0 0);
--sidebar-ring: oklch(0.7731 0 0);
--font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif,
'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
--font-serif: ui-serif, Georgia, Cambria, 'Times New Roman', Times, serif;
--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
'Liberation Mono', 'Courier New', monospace;
--radius: 0.5rem;
--shadow-2xs: 0 1px 3px 0px hsl(0 0% 0% / 0.05);
--shadow-xs: 0 1px 3px 0px hsl(0 0% 0% / 0.05);
--shadow-sm: 0 1px 3px 0px hsl(0 0% 0% / 0.1),
0 1px 2px -1px hsl(0 0% 0% / 0.1);
--shadow: 0 1px 3px 0px hsl(0 0% 0% / 0.1), 0 1px 2px -1px hsl(0 0% 0% / 0.1);
--shadow-md: 0 1px 3px 0px hsl(0 0% 0% / 0.1),
0 2px 4px -1px hsl(0 0% 0% / 0.1);
--shadow-lg: 0 1px 3px 0px hsl(0 0% 0% / 0.1),
0 4px 6px -1px hsl(0 0% 0% / 0.1);
--shadow-xl: 0 1px 3px 0px hsl(0 0% 0% / 0.1),
0 8px 10px -1px hsl(0 0% 0% / 0.1);
--shadow-2xl: 0 1px 3px 0px hsl(0 0% 0% / 0.25);
}