Color

#42343e

#42343e
hex#42343e
rgbrgb(66, 52, 62)
hslhsl(317, 12%, 23%)
oklchoklch(0.344 0.026 336.6)
Closest name: After Dark (#3c3535)Relative luminance 0.0396

Colors that go with #42343e

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 →

#344238

#3f3442 · #423437

#3e4234 · #343e42

Split-complementary

Open in tool →

#374234 · #34423f

#423f34 · #344238 · #343742

Contrast

#42343e as textRatioAAAA largeAAAFix
Aaon white
11.72:1passpasspassPasses AAA — no fix needed.
Aaon black
1.79:1failfailfail
  • AA: use #896c81 as the text (4.53:1)
  • AAA: use #a790a1 as the text (7.15:1)
  • AA: or shift the background to #a1a1a1 (4.53:1)
  • AAA: or shift the background to #c9c9c9 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #42343e 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

#42343e reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #42343e
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 #42343e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42343e-c19fb3-77cb62-2d1f23-efe9f1?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