Color

#384c56

#384c56
hex#384c56
rgbrgb(56, 76, 86)
hslhsl(200, 21%, 28%)
oklchoklch(0.404 0.03 230)
Closest name: Abyssal (#404c57)Relative luminance 0.0668

Colors that go with #384c56

Steel Blue, Teal and Sienna 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 →

#564238

#385651 · #383d56

#56384c · #4c5638

Split-complementary

Open in tool →

#56383d · #565138

#513856 · #564238 · #3d5638

Contrast

#384c56 as textRatioAAAA largeAAAFix
Aaon white
8.99:1passpasspassPasses AAA — no fix needed.
Aaon black
2.34:1failfailfail
  • AA: use #5b7b8b as the text (4.65:1)
  • AAA: use #7d9baa as the text (7.14:1)
  • AA: or shift the background to #b8b8b8 (4.53:1)
  • AAA: or shift the background to #e3e3e3 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #384c56 as the background.

Brands using this color

Fonts for this mood

#384c56 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #384c56
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 #384c56 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/384c56-9cb2c4-df4e64-1f232d-e9f1f0?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