Color

#39333d

#39333d
hex#39333d
rgbrgb(57, 51, 61)
hslhsl(276, 9%, 22%)
oklchoklch(0.331 0.019 311.9)
Closest name: After Dark (#3c3535)Relative luminance 0.0357

Colors that go with #39333d

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 →

#373d33

#34333d · #3d333c

#3d3933 · #333d39

Split-complementary

Open in tool →

#3c3d33 · #333d34

#3d3433 · #373d33 · #333c3d

Contrast

#39333d as textRatioAAAA largeAAAFix
Aaon white
12.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.71:1failfailfail
  • AA: use #7f7288 as the text (4.66:1)
  • AAA: use #9d93a5 as the text (7.15:1)
  • AA: or shift the background to #9e9e9e (4.57:1)
  • AAA: or shift the background to #c4c4c4 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #39333d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#39333d reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #39333d
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 #39333d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/39333d-b99cc4-bfcb62-2d1f2d-eae9f1?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