Color

#3b641b

#3b641b
hex#3b641b
rgbrgb(59, 100, 27)
hslhsl(94, 57%, 25%)
oklchoklch(0.457 0.112 134.2)
Closest name: Greenhouse (#3e6334)Relative luminance 0.1012

Colors that go with #3b641b

Charcoal, Crimson and Denim 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#451b64

#5f641b · #1b6420

#1b3b64 · #641b3b

Split-complementary

Open in tool →

#201b64 · #641b5f

#1b5f64 · #451b64 · #64201b

Contrast

#3b641b as textRatioAAAA largeAAAFix
Aaon white
6.94:1passpassfail
  • AAA: use #39601a as the text (7.34:1)
Aaon black
3.02:1failpassfail
  • AA: use #4e8424 as the text (4.65:1)
  • AAA: use #63a82e as the text (7.17:1)
  • AA: or shift the background to #d1d1d1 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3b641b 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

#3b641b reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3b641b
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 #3b641b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3b641b-abbea2-5a4edf-1f2d1f-f0f1e9?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