umber /ˈəmbər, ˈəmbər 
/ ▸ noun 1 a natural pigment resembling but darker than ocher, normally dark yellowish-brown in color (raw umber) or dark brown when roasted (burnt umber). ▪ the color of umber: [as modifier] the village is built entirely of crumbling umber limestone.
2 a brownish-gray moth with coloring that resembles tree bark. Several species in the family
Geometridae. – ORIGIN mid 16th century : from French (terre d')ombre or Italian (terra di) ombra, literally ‘(earth of) shadow’, from Latin umbra ‘shadow’ or Umbra (feminine) ‘Umbrian’.
EnglishOxford New American Dictionary