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. 278

No. 278

4 colors

Motion Message lab

ground
Dusky Green海松藍 rgb(0, 79, 70)
trail
Cossack Green萌木色 rgb(67, 119, 66)
type
Cream Yellow卵色 rgb(253, 191, 104)
accent
Olive Ocher油色 rgb(214, 180, 62)

Highest-contrast pair: Cream Yellow on Dusky Green, 5.81:1 (passes WCAG AA for body text).

/* Sanzo Wada — Haishoku Sōkan — combination no. 278 */
:root {
  --wada-cream-yellow: #fdbf68; /* oklch(84.4% 0.126 73.9) · 卵色 */
  --wada-olive-ocher: #d6b43e; /* oklch(77.9% 0.138 92.5) · 油色 */
  --wada-cossack-green: #437742; /* oklch(51.9% 0.099 143.6) · 萌木色 */
  --wada-dusky-green: #004f46; /* oklch(38.4% 0.069 181.9) · 海松藍 */

  /* suggested roles */
  --ground: var(--wada-dusky-green);
  --type: var(--wada-cream-yellow);
  --accent: var(--wada-olive-ocher);
  --trail: var(--wada-cossack-green);
}

/* OKLCH variant */
:root {
  --wada-cream-yellow: oklch(84.4% 0.126 73.9);
  --wada-olive-ocher: oklch(77.9% 0.138 92.5);
  --wada-cossack-green: oklch(51.9% 0.099 143.6);
  --wada-dusky-green: oklch(38.4% 0.069 181.9);
}

Source crosswalk: port number 278; authenticated modern page/plate and membership remain unresolved.

Download c278 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.