Color

#b41326

#b41326
hex#b41326
rgbrgb(180, 19, 38)
hslhsl(353, 81%, 39%)
oklchoklch(0.492 0.19 23.6)
Closest name: firebrick (#b22222)Relative luminance 0.1031

Colors that go with #b41326

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 →

#13b4a1

#b41376 · #b45113

#26b413 · #1326b4

Split-complementary

Open in tool →

#13b451 · #1376b4

#76b413 · #13b4a1 · #5113b4

Contrast

#b41326 as textRatioAAAA largeAAAFix
Aaon white
6.86:1passpassfail
  • AAA: use #af1225 as the text (7.15:1)
Aaon black
3.06:1failpassfail
  • AA: use #e71830 as the text (4.57:1)
  • AAA: use #ef6b7b as the text (7.06:1)
  • AA: or shift the background to #d4d4d4 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b41326 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b41326 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b41326
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 #b41326 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b41326-c49c9c-62cb8c-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