Color

#a42d39

#a42d39
hex#a42d39
rgbrgb(164, 45, 57)
hslhsl(354, 57%, 41%)
oklchoklch(0.484 0.154 19.7)
Closest name: brown (#a52a2a)Relative luminance 0.1006

Colors that go with #a42d39

Royal Blue, Teal and Champagne lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2da498

#a42d74 · #a45d2d

#39a42d · #2d39a4

Split-complementary

Open in tool →

#2da45d · #2d74a4

#74a42d · #2da498 · #5d2da4

Contrast

#a42d39 as textRatioAAAA largeAAAFix
Aaon white
6.97:1passpassfail
  • AAA: use #a02c37 as the text (7.22:1)
Aaon black
3.01:1failpassfail
  • AA: use #cd4754 as the text (4.63:1)
  • AAA: use #db7b84 as the text (7.18:1)
  • AA: or shift the background to #d1d1d1 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a42d39 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

#a42d39 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a42d39
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #a42d39 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a42d39-c49d9c-62cb8e-2d241f-f1e9ee?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