Color

#a42d31

#a42d31
hex#a42d31
rgbrgb(164, 45, 49)
hslhsl(358, 57%, 41%)
oklchoklch(0.483 0.155 23.4)
Closest name: brown (#a52a2a)Relative luminance 0.0999

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2da4a0

#a42d6d · #a4652d

#31a42d · #2d31a4

Split-complementary

Open in tool →

#2da465 · #2d6da4

#6da42d · #2da4a0 · #652da4

Contrast

#a42d31 as textRatioAAAA largeAAAFix
Aaon white
7:1passpasspassPasses AAA — no fix needed.
Aaon black
3:1failfailfail
  • AA: use #cd474b as the text (4.6:1)
  • AAA: use #db7b7e as the text (7.15:1)
  • AA: or shift the background to #d1d1d1 (4.59:1)
  • AAA: or shift the background to #ffffff (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 #a42d31 as the background.

Brands using this color

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

Fonts for this mood

#a42d31 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a42d31
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 #a42d31 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a42d31-c49f9c-62cb95-2d251f-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