Haishoku Sōkan — combination no. 218

• ground
  Deep Violet / Plumbeous藤鼠 #70727coklch(55.4% 0.016 276.9)rgb(112, 114, 124)
• type
  Grayish Lavender - A藤色 #b5b1d8oklch(77.7% 0.055 289.7)rgb(181, 177, 216)
• accent
  Helvetia Blue活色[勝色] #005b8doklch(45.2% 0.109 242.8)rgb(0, 91, 141)

Highest-contrast pair: Helvetia Blue on Grayish Lavender - A, 3.56:1 (large text only).

/* Sanzo Wada — Haishoku Sōkan — combination no. 218 */
:root {
  --wada-helvetia-blue: #005b8d; /* oklch(45.2% 0.109 242.8) · 活色[勝色] */
  --wada-grayish-lavender-a: #b5b1d8; /* oklch(77.7% 0.055 289.7) · 藤色 */
  --wada-deep-violet-plumbeous: #70727c; /* oklch(55.4% 0.016 276.9) · 藤鼠 */

  /* suggested roles */
  --ground: var(--wada-deep-violet-plumbeous);
  --type: var(--wada-grayish-lavender-a);
  --accent: var(--wada-helvetia-blue);
}

/* OKLCH variant */
:root {
  --wada-helvetia-blue: oklch(45.2% 0.109 242.8);
  --wada-grayish-lavender-a: oklch(77.7% 0.055 289.7);
  --wada-deep-violet-plumbeous: oklch(55.4% 0.016 276.9);
}

Source crosswalk: port number 218; authenticated modern page/plate and membership remain unresolved. Original plate 98 candidate: Same three English label families as site c218, with name variants. Printed plate is 98, not 218. Modern crosswalk/order not authenticated.

Download c218 JSON with IDs and provenance. Roles are suggestions computed from OKLCH chroma and contrast, not from Wada.