Design System

CSS Variable Playground

Customize every design token in real time. Changes apply instantly across the entire site. Export your customized theme as CSS variables.

Primary Colors

Primary
#000a1e
Primary Container
#002147
On Primary
#ffffff
On Primary Container
#708ab5

Secondary Colors

Secondary
#bb0020
Secondary Container
#e32132
On Secondary
#ffffff

Surface Colors

Surface
#f8f9ff
Container Lowest
#ffffff
Container Low
#eef4ff
Container
#e5eeff
Container High
#dbe9ff
Container Highest
#d6e4f9
Surface Dim
#cddbf1

Text Colors

On Surface
#0e1c2c
On Surface Variant
#44474e

Utility Colors

Outline
#74777f
Outline Variant
#c4c6cf
Error
#ba1a1a
Inverse Surface
#243142

Typography

Headline Font
Body Font

Border Radius

XL (buttons/cards)
0.5rem
2XL (large cards)
0.75rem
3XL (sections)
1rem

Live Preview

CAS
AboutBlog
CTA

Sample Card

This card demonstrates the surface layering system from the design tokens.

Learn More

Dark Card

Primary container background with appropriate text colors.

Action

Buttons

Chips

SelectedUnselectedFilter

Surface Hierarchy

Lowest
Low
Base
High
Highest