Color

#a3141e

#a3141e
hex#a3141e
rgbrgb(163, 20, 30)
hslhsl(356, 78%, 36%)
oklchoklch(0.459 0.175 25.2)
Closest name: Bleeding Crimson (#9b1414)Relative luminance 0.0838

Colors that go with #a3141e

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 →

#14a39a

#a31465 · #a35214

#1ea314 · #141ea3

Split-complementary

Open in tool →

#14a352 · #1465a3

#65a314 · #14a39a · #5214a3

Contrast

#a3141e as textRatioAAAA largeAAAFix
Aaon white
7.85:1passpasspassPasses AAA — no fix needed.
Aaon black
2.68:1failfailfail
  • AA: use #e4212e as the text (4.56:1)
  • AAA: use #ed6e76 as the text (7.09:1)
  • AA: or shift the background to #c7c7c7 (4.64:1)
  • AAA: or shift the background to #f2f2f2 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a3141e as the background.

Brands using this color

Fonts for this mood

#a3141e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a3141e
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 #a3141e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a3141e-c49e9c-62cb91-2d241f-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