Color

#a3261f

#a3261f
hex#a3261f
rgbrgb(163, 38, 31)
hslhsl(3, 68%, 38%)
oklchoklch(0.472 0.162 28.4)
Closest name: brown (#a52a2a)Relative luminance 0.0927

Colors that go with #a3261f

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f9ca3

#a31f5a · #a3671f

#1fa326 · #261fa3

Split-complementary

Open in tool →

#1fa367 · #1f5aa3

#5aa31f · #1f9ca3 · #671fa3

Contrast

#a3261f as textRatioAAAA largeAAAFix
Aaon white
7.36:1passpasspassPasses AAA — no fix needed.
Aaon black
2.85:1failfailfail
  • AA: use #d83a31 as the text (4.57:1)
  • AAA: use #e47772 as the text (7.18:1)
  • AA: or shift the background to #cccccc (4.58:1)
  • AAA: or shift the background to #fafafa (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a3261f as the background.

Brands using this color

Fonts for this mood

#a3261f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a3261f
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 #a3261f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a3261f-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