Color

#2b4543

#2b4543
hex#2b4543
rgbrgb(43, 69, 67)
hslhsl(175, 23%, 22%)
oklchoklch(0.369 0.032 189.7)
Closest name: Everglade (#264334)Relative luminance 0.0518

Colors that go with #2b4543

Teal, Sienna and Blue 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 →

#452b2d

#2b4536 · #2b3a45

#432b45 · #45432b

Split-complementary

Open in tool →

#452b3a · #45362b

#362b45 · #452b2d · #3a452b

Contrast

#2b4543 as textRatioAAAA largeAAAFix
Aaon white
10.32:1passpasspassPasses AAA — no fix needed.
Aaon black
2.04:1failfailfail
  • AA: use #4f7d7a as the text (4.55:1)
  • AAA: use #68a19c as the text (7.17:1)
  • AA: or shift the background to #adadad (4.6:1)
  • AAA: or shift the background to #d6d6d6 (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 #2b4543 as the background.

Brands using this color

Fonts for this mood

#2b4543 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b4543
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 #2b4543 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b4543-a2bdbe-d4599f-1f282d-e9f1ed?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