Serene

The "peaceful colors" of a deep ocean wave likely refer to the vast and tranquil shades of blue, teal, green and turquoise are seen beneath the surface. The sight of these rich, cool colors can induce a sense of calm and serenity, often described as a "mild meditative state".

Purple is a deeply symbolic color, often associated with spirituality, mystery, creativity, and the subconscious mind. Lighter shades like lilac or lavender are known for their calming effects and can be used to promote peace and relaxation. By combining these hues, an artist can tap into a sense of the "otherworldly" and the mystical, which aligns with the perception of a spectral presence.