Color

#b23215

#b23215
hex#b23215
rgbrgb(178, 50, 21)
hslhsl(11, 79%, 39%)
oklchoklch(0.51 0.169 33.8)
Closest name: Bloodshed (#ba271a)Relative luminance 0.118

Colors that go with #b23215

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 #b23215

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1595b2

#b21547 · #b28015

#15b232 · #3215b2

Split-complementary

Open in tool →

#15b280 · #1547b2

#47b215 · #1595b2 · #8015b2

Contrast

#b23215 as textRatioAAAA largeAAAFix
Aaon white
6.25:1passpassfail
  • AAA: use #a42e13 as the text (7.05:1)
Aaon black
3.36:1failpassfail
  • AA: use #d73c19 as the text (4.55:1)
  • AAA: use #eb7156 as the text (7.03:1)
  • AA: or shift the background to #dbdbdb (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 #b23215 as the background.

Brands using this color

Fonts for this mood

#b23215 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b23215
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 #b23215 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b23215-c4a89c-62cbab-2d281f-f1e9ec?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