Color

#ac352f

#ac352f
hex#ac352f
rgbrgb(172, 53, 47)
hslhsl(3, 57%, 43%)
oklchoklch(0.505 0.156 27.1)
Closest name: firebrick (#b22222)Relative luminance 0.1152

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#2fa6ac

#ac2f67 · #ac742f

#2fac35 · #352fac

Split-complementary

Open in tool →

#2fac74 · #2f67ac

#67ac2f · #2fa6ac · #742fac

Contrast

#ac352f as textRatioAAAA largeAAAFix
Aaon white
6.36:1passpassfail
  • AAA: use #a0322c as the text (7.03:1)
Aaon black
3.3:1failpassfail
  • AA: use #cb4a43 as the text (4.6:1)
  • AAA: use #da7c77 as the text (7.13:1)
  • AA: or shift the background to #d9d9d9 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ac352f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ac352f reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ac352f
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 #ac352f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ac352f-c4a39c-62cb9d-2d261f-f1e9ed?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