Customize

Theming

Learn how to customize Nuxt Charts appearance using CSS variables for theming and dark mode support.

Add Global CSS Variables

Check the Unovis documentation for more information here.

assets/css/main.css
:root {
  /* Define your theme variables */
  --custom-primary: oklch(0.72 0.192 149.58);
  --custom-secondary: oklch(0.63 0.1963 157.86);
  --custom-tooltip-label: rgba(255, 255, 255, 0.5);
  --custom-tooltip-value: rgba(255, 255, 255, 1);
  --custom-axis-grid: rgba(255, 255, 255, 0.1);
  --custom-tooltip-bg: #121212;
  --custom-tooltip-border: none;
  --custom-tooltip-padding: 0;
  --custom-tooltip-text: rgba(255, 255, 255, 0.5);
  --custom-axis-tick-label: rgba(255, 255, 255, 0.5);
  --custom-legend-label: rgba(255, 255, 255, 0.75);
  --custom-axis-label: rgba(255, 255, 255, 0.5);
  --custom-donut-bg: transparent;
  --custom-grid-line-width: 1px;
  --custom-line-dash-array: '2px, 5px;';
  --custom-domain-line-dasharray: 'none'
  --custom-tick-label-weight: 500;

  --tooltip-label-color: var(--custom-tooltip-label) !important;
  --tooltip-value-color: var(--custom-tooltip-value) !important;

  --vis-tooltip-background-color: var(--custom-tooltip-bg) !important;
  --vis-tooltip-border-color: var(--custom-tooltip-border) !important;
  --vis-tooltip-border-radius: 6px !important;
  --vis-tooltip-padding: var(--custom-tooltip-padding) !important;
  --vis-tooltip-text-color: var(--custom-tooltip-text) !important;

  --vis-axis-grid-color: var(--custom-axis-grid) !important;
  --vis-axis-tick-label-color: var(--custom-axis-tick-label) !important;
  --vis-axis-label-color: var(--custom-axis-label) !important;
  --vis-legend-label-color: var(--custom-legend-label) !important;
  --vis-donut-background-color: var(--custom-donut-bg) !important;

  /* From v0.2.4 */
  --vis-axis-grid-line-width: var(--custom-grid-line-width) !important;
  --vis-axis-grid-line-dasharray: var(--custom-line-dash-array) !important;
  --vis-axis-domain-line-dasharray: var(--custom-domain-line-dasharray, var(--vis-axis-grid-line-dasharray)) !important;
  --vis-axis-tick-label-weight: var(--custom-tick-label-weight) !important;
  --vis-axis-tick-label-text-decoration:  var(--custom-tick-label-text-decoration) !important;

  --steps-bg: #f3f4f6 !important;
  --steps-bg-complete: #22c55e !important;
  --steps-border: #e5e7eb !important;
  --progress-bg: #e5e7eb !important;

  /* Map Unovis (vis-) variables to your theme variables */
  --vis-color0: var(--custom-primary) !important;
  --vis-color1: var(--custom-secondary) !important; 
}

/* Dark mode example: override theme variables */
.dark {
  --custom-primary: oklch(0.72 0.192 149.58);
  --custom-secondary: oklch(0.63 0.1963 157.86);
  /* ...override other variables for dark mode as needed... */
}