Color

#c03f0c

#c03f0c
hex#c03f0c
rgbrgb(192, 63, 12)
hslhsl(17, 88%, 40%)
oklchoklch(0.548 0.174 38)
Closest name: Bolognese (#bb4400)Relative luminance 0.1479

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0c8dc0

#c00c33 · #c0990c

#0cc03f · #3f0cc0

Split-complementary

Open in tool →

#0cc099 · #0c33c0

#33c00c · #0c8dc0 · #990cc0

Contrast

#c03f0c as textRatioAAAA largeAAAFix
Aaon white
5.31:1passpassfail
  • AAA: use #9e340a as the text (7.12:1)
Aaon black
3.96:1failpassfail
  • AA: use #d3450d as the text (4.63:1)
  • AAA: use #f26f3a as the text (7.11:1)
  • AA: or shift the background to #ededed (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 #c03f0c 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

#c03f0c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c03f0c
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 #c03f0c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c03f0c-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