Harmonia logo dall-e-3 prompt: Illustration logo with a background color defined as #e2e2f0 (mypurple). The word ‘HARMONIA’ is written in a traditional Greek-style typography colored with #add8e6 (myblue). To the left of the text, there’s a minimalist silhouette of Harmonia, the Greek goddess of harmony, colored in #fafad2 (myyellow). Intertwined within and around the letters are subtle blockchain motifs like chains, interconnected nodes, and cryptographic symbols, seamlessly combining the ancient Greek aesthetic with modern blockchain elements.

Illustration logo with a background color defined as #e2e2f0 (mypurple). The title ‘HEPHAESTUS’ is correctly displayed in a Greek-style typography colored with #add8e6 (myblue). Adjacent to the text is an abstract representation of Hephaestus forging chains, symbolizing interconnected blockchains. Within this imagery, multiple chains connect various nodes, epitomizing the multi-chain ecosystems. Protective shields overlay the chains, denoting security and defense against bridge attacks. The overall design embodies the essence of cross-chain transactions, bridge security, and the significance of monitoring in thwarting hacks.