Color

#43394c

#43394c
hex#43394c
rgbrgb(67, 57, 76)
hslhsl(272, 14%, 26%)
oklchoklch(0.363 0.035 308.5)
Closest name: Call It a Night (#42364c)Relative luminance 0.0464

Colors that go with #43394c

Dark Olive Green, Teal and Blue 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 →

#424c39

#3a394c · #4c394b

#4c4339 · #394c43

Split-complementary

Open in tool →

#4b4c39 · #394c3a

#4c3a39 · #424c39 · #394b4c

Contrast

#43394c as textRatioAAAA largeAAAFix
Aaon white
10.89:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #816e91 as the text (4.57:1)
  • AAA: use #9f91ac as the text (7.12:1)
  • AA: or shift the background to #a8a8a8 (4.58:1)
  • AAA: or shift the background to #d1d1d1 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #43394c 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

#43394c reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #43394c
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 #43394c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43394c-b69cc4-c5cb62-2d1f2d-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