Color

#343e41

#343e41
hex#343e41
rgbrgb(52, 62, 65)
hslhsl(194, 11%, 23%)
oklchoklch(0.356 0.014 217.8)
Closest name: Artist’s Charcoal (#37393e)Relative luminance 0.0456

Colors that go with #343e41

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#413734

#34413e · #343841

#41343e · #3e4134

Split-complementary

Open in tool →

#413438 · #413e34

#3e3441 · #413734 · #384134

Contrast

#343e41 as textRatioAAAA largeAAAFix
Aaon white
10.99:1passpasspassPasses AAA — no fix needed.
Aaon black
1.91:1failfailfail
  • AA: use #66797f as the text (4.61:1)
  • AAA: use #889aa0 as the text (7.18:1)
  • AA: or shift the background to #a6a6a6 (4.51:1)
  • AAA: or shift the background to #cfcfcf (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #343e41 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

#343e41 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #343e41
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 #343e41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/343e41-9cb6c4-df4e72-1f242d-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