Onyx is a dark graphite color. Shiny like the mineral, this one is dark grey and the closest to a black metallic that we have. It is a metallic finish from the Shine paper line.
Mill: Shine Finish: Metallic Environmental Information: FSC Certified, Made with EFC Pulp CMYK Code: 0 - 0 - 0 - 100 HEX Code: 231f20 Cardstock Weight: 285gsm / 105lb Text Paper Weight: 120gsm / 80lb