UPDATE: The deal has related to the persons-home and spaces-home pages. So in this case, the code should be like this:

.bx-base-pofile-unit-with-cover.bx-spaces-unit-with-cover .bx-base-pofile-unit-title a, .bx-base-pofile-unit-with-cover .bx-base-pofile-unit-title a {

color: [color];

}