1, 2, 3, 4, 5, 6, 7, 8, 9 and 0 are numbers.
A letter is a small letter or a capital letter.
A, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y and z are small letters.
A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y and Z are capital letters.
Black, blue, brown, green, gray, orange, pink, purple, red, white and yellow are colors.