Color

#651b2b

#651b2b
hex#651b2b
rgbrgb(101, 27, 43)
hslhsl(347, 58%, 25%)
oklchoklch(0.347 0.106 11.9)
Closest name: Bloodlust (#6b1c1a)Relative luminance 0.0372

Colors that go with #651b2b

Teal, Blue and Copper 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 →

#1b6555

#651b50 · #65301b

#2b651b · #1b2b65

Split-complementary

Open in tool →

#1b6530 · #1b5065

#50651b · #1b6555 · #301b65

Contrast

#651b2b as textRatioAAAA largeAAAFix
Aaon white
12.03:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #cd4260 as the text (4.54:1)
  • AAA: use #dc7a8f as the text (7.22:1)
  • AA: or shift the background to #a1a1a1 (4.66:1)
  • AAA: or shift the background to #c7c7c7 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #651b2b 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

#651b2b reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #651b2b
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 #651b2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/651b2b-c49ca0-62cb82-2d221f-f1e9ef?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