Color

#b5404b

#b5404b
hex#b5404b
rgbrgb(181, 64, 75)
hslhsl(354, 48%, 48%)
oklchoklch(0.538 0.151 18.4)
Closest name: Bleeding Heart (#c02e4c)Relative luminance 0.14

Colors that go with #b5404b

Royal Blue, Sea Green and Steel Blue 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 #b5404b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#40b5a9

#b54086 · #b56f40

#4bb540 · #404bb5

Split-complementary

Open in tool →

#40b56f · #4086b5

#86b540 · #40b5a9 · #6f40b5

Contrast

#b5404b as textRatioAAAA largeAAAFix
Aaon white
5.53:1passpassfail
  • AAA: use #9b3640 as the text (7.01:1)
Aaon black
3.8:1failpassfail
  • AA: use #c14e59 as the text (4.5:1)
  • AAA: use #d27f87 as the text (7.13:1)
  • AA: or shift the background to #e8e8e8 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b5404b 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

#b5404b reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b5404b
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 #b5404b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b5404b-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