Color

#b00342

#b00342
hex#b00342
rgbrgb(176, 3, 66)
hslhsl(338, 97%, 35%)
oklchoklch(0.484 0.192 11.5)
Closest name: Bindi Red (#b0003c)Relative luminance 0.0969

Colors that go with #b00342

Denim, Teal and Goldenrod 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 →

#03b070

#b00399 · #b01a03

#42b003 · #0342b0

Split-complementary

Open in tool →

#03b01a · #0399b0

#99b003 · #03b070 · #1a03b0

Contrast

#b00342 as textRatioAAAA largeAAAFix
Aaon white
7.15:1passpasspassPasses AAA — no fix needed.
Aaon black
2.94:1failfailfail
  • AA: use #e70457 as the text (4.55:1)
  • AAA: use #fc5995 as the text (7:1)
  • AA: or shift the background to #cfcfcf (4.59:1)
  • AAA: or shift the background to #ffffff (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b00342 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

#b00342 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b00342
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 #b00342 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b00342-c49ca6-62cb72-2d201f-f1e9f0?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