#018403 as text	Ratio	AA	AA large	AAA	Fix
Aaon white	4.88:1	pass	pass	fail	AAA: use #016503 as the text (7.33:1)
Aaon black	4.3:1	fail	pass	fail	AA: use #018804 as the text (4.52:1) AAA: use #02b105 as the text (7.29:1) AA: or shift the background to #f7f7f7 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #018403 as the background.

Brands using this color

Instacartsecondary · #108910 · Δ1.636

Fonts for this mood

#018403 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

Luxury fonts →Bold fonts →

mcpConnect your agent — build around #018403

live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp

claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp

try this prompt

›analyze #018403 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/018403-a2bea6-9b4edf-1f2d26-edf1e9?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md