Color

#343d37

#343d37
hex#343d37
rgbrgb(52, 61, 55)
hslhsl(140, 8%, 22%)
oklchoklch(0.35 0.016 156.3)
Closest name: Black Olive (#3b3c36)Relative luminance 0.0434

Colors that go with #343d37

Amber, Blue and Blush Pink 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 #343d37

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3d343a

#353d34 · #343d3b

#37343d · #3d3734

Split-complementary

Open in tool →

#3b343d · #3d3435

#34353d · #3d343a · #3d3b34

Contrast

#343d37 as textRatioAAAA largeAAAFix
Aaon white
11.24:1passpasspassPasses AAA — no fix needed.
Aaon black
1.87:1failfailfail
  • AA: use #67796d as the text (4.53:1)
  • AAA: use #899a8e as the text (7.08:1)
  • AA: or shift the background to #a6a6a6 (4.62:1)
  • AAA: or shift the background to #cfcfcf (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #343d37 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#343d37 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #343d37
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 #343d37 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/343d37-a2beaf-c259d4-1f2d2a-ebf1e9?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