Crystal
Themes

Ruby

Bold red, high-energy — a powerful dark theme for action-oriented apps.

Ruby uses deep red backgrounds with bright red primaries and gold accents. High-energy, bold, and attention-grabbing.

Mode: Dark | Accent: Gold #fbbf24 | Portfolio: ACModels

Color Palette

Ruby Colors

Background
--crystal-bg
Background Subtle
--crystal-bg-subtle
Background Muted
--crystal-bg-muted
Surface
--crystal-surface
Surface Elevated
--crystal-surface-elevated
Border
--crystal-border
Border Subtle
--crystal-border-subtle
Text
--crystal-text
Text Secondary
--crystal-text-secondary
Text Muted
--crystal-text-muted
Primary
--crystal-primary
Primary Hover
--crystal-primary-hover
Accent
--crystal-accent
Accent Subtle
--crystal-accent-subtle
Cool
--crystal-cool
Warm
--crystal-warm

Click any swatch to copy the CSS variable. Colors update live with theme changes.

Ruby Token Values

TokenVariableValuePreview
Background
--crystal-bg#1a0505
Surface
--crystal-surface#2d0a0a
Text
--crystal-text#fef2f2
Primary
--crystal-primary#ef4444
Accent
--crystal-accent#fbbf24
Border
--crystal-border#7f1d1d

Values update live with theme changes. Click any row to copy the CSS variable.

Usage

<html data-crystal="ruby">

Recommended pairings:

  • Ruby + Bold — Maximum impact (ACModels uses this)
  • Ruby + Edge — Sharp and intense
  • Ruby + Clean — Controlled energy

When to Use

  • Talent and modeling agencies
  • Sports and fitness brands
  • Gaming and entertainment
  • Applications requiring boldness and confidence