#21140d as text	Ratio	AA	AA large	AAA	Fix
Aaon white	17.94:1	pass	pass	pass	Passes AAA — no fix needed.
Aaon black	1.17:1	fail	fail	fail	AA: use #a86643 as the text (4.65:1) AAA: use #c38969 as the text (7.1:1) AA: or shift the background to #808080 (4.54:1) AAA: or shift the background to #a3a3a3 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #21140d 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

c2410c 365314 fbbf24 f4efe6 1f1a12

Trailhead

Open in tool →

Rust, pine and sun — high-visibility earth tones that read at a distance and on a trail sign.

Warm Bold VividOutdoors

Fonts for this mood

#21140d reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

Warm fonts →Luxury fonts →Bold fonts →

mcpConnect your agent — build around #21140d

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 #21140d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/21140d-c4af9c-62cbbd-2d2a1f-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