blue (ISCC-NBS level 2) dark grayish blue 2026-09-18 d.gy.B 187 3 interior H 10BG-9PB; V [2, 2.5]; C [0.5, 2] 187 H 10BG-9PB; V [2.5, 3]; C [1.5, 3] 9.5B 2.6/1.9 A color whose Munsell hue, value, and chroma fall within ISCC-NBS color-name block 187 (dark grayish blue), for which the published central notation is 9.5B 2.6/1.9.