Color

#640907

#640907
hex#640907
rgbrgb(100, 9, 7)
hslhsl(1, 87%, 21%)
oklchoklch(0.323 0.123 28.5)
Closest name: Blood of Zeus (#640f09)Relative luminance 0.0292

Colors that go with #640907

Teal, Copper and Crimson 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 →

#076364

#640734 · #643707

#076409 · #090764

Split-complementary

Open in tool →

#076437 · #073464

#346407 · #076364 · #370764

Contrast

#640907 as textRatioAAAA largeAAAFix
Aaon white
13.26:1passpasspassPasses AAA — no fix needed.
Aaon black
1.58:1failfailfail
  • AA: use #ea1410 as the text (4.61:1)
  • AAA: use #f46966 as the text (7.06:1)
  • AA: or shift the background to #999999 (4.65:1)
  • AAA: or shift the background to #bdbdbd (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #640907 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

#640907 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #640907
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 #640907 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/640907-c4a19c-62cb9a-2d261f-f1e9ed?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