#211307 as text	Ratio	AA	AA large	AAA	Fix
Aaon white	18.09:1	pass	pass	pass	Passes AAA — no fix needed.
Aaon black	1.16:1	fail	fail	fail	AA: use #ad6425 as the text (4.63:1) AAA: use #d58239 as the text (7.08:1) AA: or shift the background to #808080 (4.58:1) AAA: or shift the background to #a1a1a1 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #211307 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

c58b4a 8a6a55 e5c48a 1e1512 f3e9dd

Coffee Bar

Open in tool →

Espresso and caramel: a dark-roast palette that photographs latte art beautifully.

Dark Warm LuxuryFood

Fonts for this mood

#211307 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

Warm fonts →Playful fonts →Bold fonts →Luxury fonts →

mcpConnect your agent — build around #211307

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 #211307 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/211307-c4b39c-62cbc9-2d2c1f-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