Color

#2b403a

#2b403a
hex#2b403a
rgbrgb(43, 64, 58)
hslhsl(163, 20%, 21%)
oklchoklch(0.352 0.029 174.9)
Closest name: Everglade (#264334)Relative luminance 0.0449

Colors that go with #2b403a

Blue, Blush Pink and Burlywood 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.

Real palettes that use #2b403a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#402b31

#2b402f · #2b3c40

#3a2b40 · #403a2b

Split-complementary

Open in tool →

#402b3c · #402f2b

#2f2b40 · #402b31 · #3c402b

Contrast

#2b403a as textRatioAAAA largeAAAFix
Aaon white
11.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.9:1failfailfail
  • AA: use #547d72 as the text (4.55:1)
  • AAA: use #6f9f92 as the text (7.05:1)
  • AA: or shift the background to #a6a6a6 (4.55:1)
  • AAA: or shift the background to #cfcfcf (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b403a 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

#2b403a reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b403a
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 #2b403a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b403a-a2beb9-d459b7-1f2b2d-e9f1eb?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