رُمْدَةٌ

Ash-colour; the colour of رَمَاد; as also رُبْدَةٌ: (A in article ربد:) a colour like وُرْقَةٌ, inclining to blackness; and so رُبْدَةٌ: (T in that article:) a colour inclining to that of dust. (M.)