SIEI matterhorn
See also
Other SIEI classic colors:
burnt_sienna,
burnt_sienna_light,
denim,
denim_light,
electric_indigo,
genoa,
genoa_light,
golden_sand,
golden_sand_light,
hunter,
hw_electric_indigo,
hw_hunter,
hw_lavender_haze,
hw_midnight_blue,
hw_orchid_bloom,
hw_slate,
hw_sun_kissed,
hw_tango,
hw_viking,
lavender_haze,
light_grey,
midnight_blue,
moody_blue,
moody_blue_light,
nero,
old_rose_light,
orchid_bloom,
scooter,
scooter_light,
scooter_med,
slate,
sun_kissed,
suva_grey,
tango,
trolley_grey,
trolley_grey_light,
viking,
whisper