Grǽg

According to the Old English Dictionary:

grég;

grǽg

adj. Grey :-- Grég glaucus, Ælfc. Gl. 79; Som. 72, 90; Wrt. Voc. 46, 47. Deorce grǽg elbus, Wrt. Voc. 46, 48. Grǽg hwǽte far, Ælfc. Gr. 9, 17; Som. 9, 52. Se grǽfa mǽw the grey mew, Andr. Kmbl. 742; An. 371. Wulf se grǽga the grey wolf, Exon. 91 b; Th. 343, 3; Gn. Ex. 151: Chr. 937; Erl. 115, 13; Ædelst. 64. Sǽ grǽfe glashluðre the sea grey and clear as glass, Bt. Met. Fox 5, 15; Met. 5, 8. Grǽgan sweorde with a grey sword, Cd. 138; Th. 173, 22; Gen. 2865: Beo. Th. 665; B. 330: 673; B. 334. [Icel. grár: O. Frs. gré: O. H. Ger. gráw: Ger. grau.] græg,græg-