Color

#673b0f

#673b0f
hex#673b0f
rgbrgb(103, 59, 15)
hslhsl(30, 75%, 23%)
oklchoklch(0.398 0.083 60.5)
Closest name: Brown (#653700)Relative luminance 0.0605

Colors that go with #673b0f

Sage Green, Wheat and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #673b0f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0f3b67

#670f0f · #67670f

#0f673b · #3b0f67

Split-complementary

Open in tool →

#0f6767 · #0f0f67

#0f670f · #0f3b67 · #670f67

Contrast

#673b0f as textRatioAAAA largeAAAFix
Aaon white
9.51:1passpasspassPasses AAA — no fix needed.
Aaon black
2.21:1failfailfail
  • AA: use #ae6319 as the text (4.6:1)
  • AAA: use #df8020 as the text (7.25:1)
  • AA: or shift the background to #b3b3b3 (4.53:1)
  • AAA: or shift the background to #dedede (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #673b0f as the background.

Brands using this color

Fonts for this mood

#673b0f reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #673b0f
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #673b0f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/673b0f-c4b59c-62c9cb-2d2c1f-f1eae9?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