Color

#334247

#334247
hex#334247
rgbrgb(51, 66, 71)
hslhsl(195, 16%, 24%)
oklchoklch(0.368 0.021 220.1)
Closest name: Arsenic (#3b444b)Relative luminance 0.0506

Colors that go with #334247

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#473833

#334742 · #333847

#473342 · #424733

Split-complementary

Open in tool →

#473338 · #474233

#423347 · #473833 · #384733

Contrast

#334247 as textRatioAAAA largeAAAFix
Aaon white
10.44:1passpasspassPasses AAA — no fix needed.
Aaon black
2.01:1failfailfail
  • AA: use #5e7982 as the text (4.53:1)
  • AAA: use #809aa3 as the text (7.07:1)
  • AA: or shift the background to #ababab (4.55:1)
  • AAA: or shift the background to #d4d4d4 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #334247 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

#334247 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #334247
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 #334247 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/334247-9cb5c4-df4e70-1f242d-e9f1ef?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