Color

#2a4b47

#2a4b47
hex#2a4b47
rgbrgb(42, 75, 71)
hslhsl(173, 28%, 23%)
oklchoklch(0.386 0.04 185.8)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0598

Colors that go with #2a4b47

Sea Green, Teal 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 →

#4b2a2e

#2a4b37 · #2a3e4b

#472a4b · #4b472a

Split-complementary

Open in tool →

#4b2a3e · #4b372a

#372a4b · #4b2a2e · #3e4b2a

Contrast

#2a4b47 as textRatioAAAA largeAAAFix
Aaon white
9.56:1passpasspassPasses AAA — no fix needed.
Aaon black
2.2:1failfailfail
  • AA: use #487f79 as the text (4.59:1)
  • AAA: use #5ca39b as the text (7.17:1)
  • AA: or shift the background to #b3b3b3 (4.56:1)
  • AAA: or shift the background to #dedede (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a4b47 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2a4b47 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a4b47
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 #2a4b47 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a4b47-a2bebe-d459a3-1f292d-e9f1ec?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