Composition and band areas/order are generated display choices. Equal swatches show port row order. Original Wada proportions/order are unresolved.

Haishoku Sōkan — combination no. 291

No. 291

4 colors

Motion Message lab

ground
Cobalt Green青磁色 rgb(150, 209, 170)
trail
Calamine BLue淡浅葱 rgb(120, 205, 208)
type
Sea Green若竹色 rgb(0, 180, 155)
accent
Light Green Yellow鶸色 rgb(199, 209, 79)

Highest-contrast pair: Light Green Yellow on Sea Green, 1.58:1 (decorative only; add a neutral for text).

/* Sanzo Wada — Haishoku Sōkan — combination no. 291 */
:root {
  --wada-light-green-yellow: #c7d14f; /* oklch(82.8% 0.152 113.4) · 鶸色 */
  --wada-sea-green: #00b49b; /* oklch(68.9% 0.127 178.0) · 若竹色 */
  --wada-cobalt-green: #96d1aa; /* oklch(81.0% 0.082 155.2) · 青磁色 */
  --wada-calamine-blue: #78cdd0; /* oklch(79.6% 0.083 198.6) · 淡浅葱 */

  /* suggested roles */
  --ground: var(--wada-cobalt-green);
  --type: var(--wada-sea-green);
  --accent: var(--wada-light-green-yellow);
  --trail: var(--wada-calamine-blue);
}

/* OKLCH variant */
:root {
  --wada-light-green-yellow: oklch(82.8% 0.152 113.4);
  --wada-sea-green: oklch(68.9% 0.127 178.0);
  --wada-cobalt-green: oklch(81.0% 0.082 155.2);
  --wada-calamine-blue: oklch(79.6% 0.083 198.6);
}

Source crosswalk: port number 291; authenticated modern page/plate and membership remain unresolved.

Download c291 JSON with IDs and provenance. Roles are suggestions computed from OKLCH chroma and contrast, not from Wada.

和田三造 · 配色総鑑. Screen colors are CMYK→sRGB digital approximations, including retained, unvalidated legacy estimates for unmatched Vol. 2 colors. Composition roles and month mappings follow the documented port method; edition mappings remain uncertain. Sources & method · Version 1 dataset (581 combinations, 330 color records) · Schema & provenance · Research context. Saved and Compare are local to this browser. Viewport-only screenshots show partial collections; complete cards are in the DOM and dataset.