Board Colors

Dark Square Input

Choose the dark square with RGB, then fine-tune the palette with vibrancy, brightness, contrast, gamma, hue, and warmth. Border and light square colors are derived automatically while preserving the order Border < Dark Square < Light Square.

118
150
86
100%
100%
100%
1.00
0
Border#000000
Dark Square#769656
Light Square#000000
Palette Status: OKOK

The selected dark square sits in a usable luminance range for board contrast.

Relative Luminance0.000
Contrast Span0.000

Board Preview

The border contains algebraic coordinates on all four sides, centered in the middle of the border thickness and aligned to the adjacent square centers.

The export buttons generate the active empty board as SVG or PNG.

Generated Palette Metadata

Read-only output with exact HEX, RGB, luminance, and matching HTML color names when an exact named color exists.

Palette ready