I’m glad you liked the “Oceanic Harmony” palette! Here’s a breakdown of suggested background colors, text colors, and supplementary colors that pair well with the chosen palette:

Background Colors:

1. Soft White ( #F7F9FC ): A clean and light background to keep the design airy and fresh.
2. Light Gray ( #EAEFF2 ): A subtle gray that provides a gentle contrast without overwhelming other colors.

Text Colors:

1. Charcoal Black ( #333333 ): A strong, dark color for primary text, ensuring readability against lighter backgrounds.
2. Dark Slate Gray ( #4E5452 ): A softer alternative for secondary text, providing good contrast while maintaining a softer look.

Supplementary Colors:

1. Bright Aqua ( #00B2B2 ): A vibrant aqua that can be used for accents and highlights, enhancing the water theme.
2. Warm Coral ( #FF6F61 ): A complementary accent color that can be used for buttons or calls to action, providing a pop of warmth.
3. Muted Olive ( #7D9A6B ): A soft olive green that can be used in infographics or illustrations to tie in with the environmental aspect.

Summary:

• Background Colors: Soft White, Light Gray
• Text Colors: Charcoal Black, Dark Slate Gray
• Supplementary Colors: Bright Aqua, Warm Coral, Muted Olive

This combination should provide a cohesive and visually appealing design that aligns with your brand’s identity in the oils and gas sector, focusing on water treatment. Let me know if you need further assistance or adjustments!