Color

#b20a45

#b20a45
hex#b20a45
rgbrgb(178, 10, 69)
hslhsl(339, 89%, 37%)
oklchoklch(0.491 0.192 11)
Closest name: Fancy Red Wine (#b40441)Relative luminance 0.1011

Colors that go with #b20a45

Denim, 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 →

#0ab278

#b20a99 · #b2240a

#45b20a · #0a45b2

Split-complementary

Open in tool →

#0ab224 · #0a99b2

#99b20a · #0ab278 · #240ab2

Contrast

#b20a45 as textRatioAAAA largeAAAFix
Aaon white
6.95:1passpassfail
  • AAA: use #ae0a43 as the text (7.18:1)
Aaon black
3.02:1failpassfail
  • AA: use #e70d5a as the text (4.6:1)
  • AAA: use #f66094 as the text (7.02:1)
  • AA: or shift the background to #d1d1d1 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b20a45 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

#b20a45 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b20a45
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 #b20a45 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b20a45-c49ca5-62cb74-2d211f-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