Color

#b03411

#b03411
hex#b03411
rgbrgb(176, 52, 17)
hslhsl(13, 82%, 38%)
oklchoklch(0.508 0.166 35.3)
Closest name: Bloodshed (#ba271a)Relative luminance 0.1173

Tints & shades

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

Harmonies

Complementary

Open in tool →

#118eb0

#b0113e · #b08311

#11b034 · #3411b0

Split-complementary

Open in tool →

#11b083 · #113eb0

#3eb011 · #118eb0 · #8311b0

Contrast

#b03411 as textRatioAAAA largeAAAFix
Aaon white
6.28:1passpassfail
  • AAA: use #a23010 as the text (7.08:1)
Aaon black
3.35:1failpassfail
  • AA: use #d53f15 as the text (4.55:1)
  • AAA: use #ee714f as the text (7.11:1)
  • AA: or shift the background to #dbdbdb (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 #b03411 as the background.

Brands using this color

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

Fonts for this mood

#b03411 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b03411
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 #b03411 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b03411-c4a99c-62cbaf-2d281f-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