Color

#374349

#374349
hex#374349
rgbrgb(55, 67, 73)
hslhsl(200, 14%, 25%)
oklchoklch(0.375 0.019 229.5)
Closest name: Arsenic (#3b444b)Relative luminance 0.0531

Colors that go with #374349

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 →

#493d37

#374946 · #373a49

#493743 · #434937

Split-complementary

Open in tool →

#49373a · #494637

#463749 · #493d37 · #3a4937

Contrast

#374349 as textRatioAAAA largeAAAFix
Aaon white
10.19:1passpasspassPasses AAA — no fix needed.
Aaon black
2.06:1failfailfail
  • AA: use #637883 as the text (4.54:1)
  • AAA: use #8599a3 as the text (7.08:1)
  • AA: or shift the background to #adadad (4.54:1)
  • AAA: or shift the background to #d6d6d6 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #374349 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

#374349 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #374349
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 #374349 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/374349-9cb2c4-df4e64-1f232d-e9f1f0?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