Color

#a63d2a

#a63d2a
hex#a63d2a
rgbrgb(166, 61, 42)
hslhsl(9, 60%, 41%)
oklchoklch(0.504 0.143 32.4)
Closest name: Brick (#a03623)Relative luminance 0.1161

Colors that go with #a63d2a

Royal Blue, Teal and Amber 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.

Real palettes that use #a63d2a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2a94a7

#a72a56 · #a77b2a

#2aa73d · #3d2aa7

Split-complementary

Open in tool →

#2aa77b · #2a56a7

#56a72a · #2a94a7 · #7b2aa7

Contrast

#a63d2a as textRatioAAAA largeAAAFix
Aaon white
6.32:1passpassfail
  • AAA: use #9b3827 as the text (7.03:1)
Aaon black
3.32:1failpassfail
  • AA: use #cc4a33 as the text (4.59:1)
  • AAA: use #da7d6c as the text (7.13:1)
  • AA: or shift the background to #dbdbdb (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a63d2a 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

Fonts for this mood

#a63d2a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a63d2a
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 #a63d2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a63d2a-c4a79c-62cba8-2d271f-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