Color

#39343c

#39343c
hex#39343c
rgbrgb(57, 52, 60)
hslhsl(278, 7%, 22%)
oklchoklch(0.333 0.015 313)
Closest name: After Dark (#3c3535)Relative luminance 0.0365

Colors that go with #39343c

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 →

#373c34

#35343c · #3c343b

#3c3934 · #343c39

Split-complementary

Open in tool →

#3b3c34 · #343c35

#3c3534 · #373c34 · #343b3c

Contrast

#39343c as textRatioAAAA largeAAAFix
Aaon white
12.14:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #7d7283 as the text (4.61:1)
  • AAA: use #9b92a0 as the text (7.01:1)
  • AA: or shift the background to #9e9e9e (4.53:1)
  • AAA: or shift the background to #c7c7c7 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #39343c as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#39343c reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #39343c
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 #39343c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/39343c-a2beb0-c859d4-1f2d2b-eaf1e9?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