Color

#334d47

#334d47
hex#334d47
rgbrgb(51, 77, 71)
hslhsl(166, 20%, 25%)
oklchoklch(0.397 0.033 178.5)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0647

Colors that go with #334d47

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 →

#4d3339

#334d3a · #33464d

#47334d · #4d4733

Split-complementary

Open in tool →

#4d3346 · #4d3a33

#3a334d · #4d3339 · #464d33

Contrast

#334d47 as textRatioAAAA largeAAAFix
Aaon white
9.16:1passpasspassPasses AAA — no fix needed.
Aaon black
2.29:1failfailfail
  • AA: use #547d74 as the text (4.56:1)
  • AAA: use #6f9f94 as the text (7.06:1)
  • AA: or shift the background to #b8b8b8 (4.62:1)
  • AAA: or shift the background to #e3e3e3 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #334d47 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

#334d47 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #334d47
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 #334d47 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/334d47-a2bebb-d459b1-1f2a2d-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