Color

#641b07

#641b07
hex#641b07
rgbrgb(100, 27, 7)
hslhsl(13, 87%, 21%)
oklchoklch(0.34 0.109 35.4)
Closest name: Blood of Zeus (#640f09)Relative luminance 0.0351

Tints & shades

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

Harmonies

Complementary

Open in tool →

#075064

#640721 · #644a07

#07641b · #1b0764

Split-complementary

Open in tool →

#07644a · #072164

#216407 · #075064 · #4a0764

Contrast

#641b07 as textRatioAAAA largeAAAFix
Aaon white
12.34:1passpasspassPasses AAA — no fix needed.
Aaon black
1.7:1failfailfail
  • AA: use #d73a0f as the text (4.5:1)
  • AAA: use #f26e4a as the text (7.1:1)
  • AA: or shift the background to #9e9e9e (4.61:1)
  • AAA: or shift the background to #c4c4c4 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #641b07 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

#641b07 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #641b07
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 #641b07 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/641b07-c4a99c-62cbaf-2d281f-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