Color

#bf3803

#bf3803
hex#bf3803
rgbrgb(191, 56, 3)
hslhsl(17, 97%, 38%)
oklchoklch(0.538 0.179 36.9)
Closest name: Bolognese (#bb4400)Relative luminance 0.1391

Tints & shades

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

Harmonies

Complementary

Open in tool →

#038abf

#bf032c · #bf9603

#03bf38 · #3803bf

Split-complementary

Open in tool →

#03bf96 · #032cbf

#2cbf03 · #038abf · #9603bf

Contrast

#bf3803 as textRatioAAAA largeAAAFix
Aaon white
5.55:1passpassfail
  • AAA: use #a12f02 as the text (7.18:1)
Aaon black
3.78:1failpassfail
  • AA: use #d84003 as the text (4.65:1)
  • AAA: use #fc672c as the text (7.12:1)
  • AA: or shift the background to #e8e8e8 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bf3803 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

#bf3803 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bf3803
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #bf3803 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bf3803-c4ac9c-62cbb6-2d291f-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