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. 257

No. 257

4 colors

Motion Message lab

ground
Aconite Violet半色 rgb(163, 106, 165)
trail
Blue青色 rgb(0, 110, 184)
type
Orange Yellow山吹色 rgb(252, 179, 21)
accent
Spectrum Red赤色 rgb(227, 31, 38)

Highest-contrast pair: Orange Yellow on Blue, 2.96:1 (decorative only; add a neutral for text).

/* Sanzo Wada — Haishoku Sōkan — combination no. 257 */
:root {
  --wada-spectrum-red: #e31f26; /* oklch(58.6% 0.225 26.7) · 赤色 */
  --wada-orange-yellow: #fcb315; /* oklch(81.5% 0.166 78.4) · 山吹色 */
  --wada-blue: #006eb8; /* oklch(52.6% 0.143 248.3) · 青色 */
  --wada-aconite-violet: #a36aa5; /* oklch(60.6% 0.109 325.6) · 半色 */

  /* suggested roles */
  --ground: var(--wada-aconite-violet);
  --type: var(--wada-orange-yellow);
  --accent: var(--wada-spectrum-red);
  --trail: var(--wada-blue);
}

/* OKLCH variant */
:root {
  --wada-spectrum-red: oklch(58.6% 0.225 26.7);
  --wada-orange-yellow: oklch(81.5% 0.166 78.4);
  --wada-blue: oklch(52.6% 0.143 248.3);
  --wada-aconite-violet: oklch(60.6% 0.109 325.6);
}

Source crosswalk: port number 257; authenticated modern page/plate and membership remain unresolved.

Download c257 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.