Color

#bb3f16

#bb3f16
hex#bb3f16
rgbrgb(187, 63, 22)
hslhsl(15, 79%, 41%)
oklchoklch(0.54 0.167 37)
Closest name: Bolognese (#bb4400)Relative luminance 0.1418

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1692bb

#bb163f · #bb9216

#16bb3f · #3f16bb

Split-complementary

Open in tool →

#16bb92 · #163fbb

#3fbb16 · #1692bb · #9216bb

Contrast

#bb3f16 as textRatioAAAA largeAAAFix
Aaon white
5.48:1passpassfail
  • AAA: use #9b3412 as the text (7.26:1)
Aaon black
3.84:1failpassfail
  • AA: use #d24719 as the text (4.66:1)
  • AAA: use #ea744d as the text (7.1:1)
  • AA: or shift the background to #ebebeb (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bb3f16 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

#bb3f16 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bb3f16
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 #bb3f16 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bb3f16-c4ab9c-62cbb2-2d291f-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