Color

#b3501e

#b3501e
hex#b3501e
rgbrgb(179, 80, 30)
hslhsl(20, 71%, 41%)
oklchoklch(0.55 0.143 44)
Closest name: Autumnal (#ad5928)Relative luminance 0.1541

Colors that go with #b3501e

Crimson, Royal Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1e81b3

#b31e37 · #b39a1e

#1eb350 · #501eb3

Split-complementary

Open in tool →

#1eb39a · #1e37b3

#37b31e · #1e81b3 · #9a1eb3

Contrast

#b3501e as textRatioAAAA largeAAAFix
Aaon white
5.14:1passpassfail
  • AAA: use #904018 as the text (7.16:1)
Aaon black
4.08:1failpassfail
  • AA: use #c05621 as the text (4.59:1)
  • AAA: use #e07b48 as the text (7.1:1)
  • AA: or shift the background to #f0f0f0 (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 #b3501e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b3501e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b3501e
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 #b3501e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3501e-c4ae9c-62cbbb-2d2a1f-f1e9eb?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