Color

#644a07

#644a07
hex#644a07
rgbrgb(100, 74, 7)
hslhsl(43, 87%, 21%)
oklchoklch(0.426 0.084 84.3)
Closest name: Antique Brass (#6c461f)Relative luminance 0.0762

Tints & shades

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

Harmonies

Complementary

Open in tool →

#072164

#641b07 · #506407

#07644a · #4a0764

Split-complementary

Open in tool →

#075064 · #1b0764

#07641b · #072164 · #640750

Contrast

#644a07 as textRatioAAAA largeAAAFix
Aaon white
8.32:1passpasspassPasses AAA — no fix needed.
Aaon black
2.52:1failfailfail
  • AA: use #99700b as the text (4.68:1)
  • AAA: use #c4900e as the text (7.34:1)
  • AA: or shift the background to #bfbfbf (4.52:1)
  • AAA: or shift the background to #ededed (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #644a07 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

#644a07 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #644a07
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 #644a07 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/644a07-c4bd9c-62b2cb-2b2d1f-f1ebe9?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