#ef6f52 as text	Ratio	AA	AA large	AAA	Fix
Aaon white	2.97:1	fail	fail	fail	AA: use #db3914 as the text (4.56:1) AAA: use #a32a0f as the text (7.25:1) AA: or shift the background to #2e2e2e (4.57:1) AAA: or shift the background to #000000 (7.07:1)
Aaon black	7.07:1	pass	pass	pass	Passes AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ef6f52 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

1f6f8b 7fa2b6 e76f51 f5f8fa 15222e

Alpine

Open in tool →

Glacier blue with a safety-orange accent: technical outdoor gear, not lifestyle.

Cool Clean LightOutdoors

Fonts for this mood

#ef6f52 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

Warm fonts →Playful fonts →Bold fonts →

mcpConnect your agent — build around #ef6f52

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 #ef6f52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ef6f52-c4a89c-62cbab-2d281f-f1e9ec?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