Color

#b23f01

#b23f01
hex#b23f01
rgbrgb(178, 63, 1)
hslhsl(21, 99%, 35%)
oklchoklch(0.524 0.161 41)
Closest name: Rust (#b7410e)Relative luminance 0.1302

Colors that go with #b23f01

Crimson, Denim and Sea Green 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 #b23f01

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0174b2

#b2011b · #b29701

#01b23f · #3f01b2

Split-complementary

Open in tool →

#01b297 · #011bb2

#1bb201 · #0174b2 · #9701b2

Contrast

#b23f01 as textRatioAAAA largeAAAFix
Aaon white
5.83:1passpassfail
Aaon black
3.6:1failpassfail
  • AA: use #d04901 as the text (4.64:1)
  • AAA: use #fe6410 as the text (7.04:1)
  • AA: or shift the background to #e3e3e3 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b23f01 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#b23f01 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b23f01
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 #b23f01 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b23f01-c4af9c-62cbbd-2d2a1f-f1e9ea?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