Color

#bf5b03

#bf5b03
hex#bf5b03
rgbrgb(191, 91, 3)
hslhsl(28, 97%, 38%)
oklchoklch(0.584 0.151 51)
Closest name: Bloodhound (#bb5511)Relative luminance 0.1857

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0367bf

#bf0309 · #bfb903

#03bf5b · #5b03bf

Split-complementary

Open in tool →

#03bfb9 · #0309bf

#09bf03 · #0367bf · #b903bf

Contrast

#bf5b03 as textRatioAAAA largeAAAFix
Aaon white
4.46:1failpassfail
  • AA: use #ba5803 as the text (4.68:1)
  • AAA: use #8d4302 as the text (7.15:1)
  • AA: or shift the background to #050505 (4.57:1)
Aaon black
4.71:1passpassfail
  • AAA: use #f17204 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bf5b03 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

#bf5b03 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bf5b03
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 #bf5b03 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bf5b03-c4b39c-62cbc9-2d2c1f-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