Color

#451c29

#451c29
hex#451c29
rgbrgb(69, 28, 41)
hslhsl(341, 42%, 19%)
oklchoklch(0.291 0.065 1.9)
Closest name: Blackberry (#43182f)Relative luminance 0.0226

Colors that go with #451c29

Charcoal, Dark Olive Green and Sea Green 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 →

#1c4538

#451c3d · #45241c

#29451c · #1c2945

Split-complementary

Open in tool →

#1c4524 · #1c3d45

#3d451c · #1c4538 · #241c45

Contrast

#451c29 as textRatioAAAA largeAAAFix
Aaon white
14.47:1passpasspassPasses AAA — no fix needed.
Aaon black
1.45:1failfailfail
  • AA: use #b95575 as the text (4.62:1)
  • AAA: use #cb8098 as the text (7.08:1)
  • AA: or shift the background to #919191 (4.59:1)
  • AAA: or shift the background to #b5b5b5 (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 #451c29 as the background.

Brands using this color

Fonts for this mood

#451c29 reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #451c29
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 #451c29 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/451c29-c49ca4-62cb77-2d211f-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