#3f3227 as text	Ratio	AA	AA large	AAA	Fix
Aaon white	12.38:1	pass	pass	pass	Passes AAA — no fix needed.
Aaon black	1.7:1	fail	fail	fail	AA: use #8e7057 as the text (4.61:1) AAA: use #ae917a as the text (7.13:1) AA: or shift the background to #9c9c9c (4.51:1) AAA: or shift the background to #c4c4c4 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f3227 as the background.

Brands using this color

Notiontext · #37352f · Δ1.8

Fonts for this mood

#3f3227 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

Warm fonts →Editorial fonts →Elegant fonts →Luxury fonts →Bold fonts →

mcpConnect your agent — build around #3f3227

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 #3f3227 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f3227-c4b39c-62cbc7-2d2c1f-f1e9ea?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