Color

#384b4d

#384b4d
hex#384b4d
rgbrgb(56, 75, 77)
hslhsl(186, 16%, 26%)
oklchoklch(0.398 0.024 204.3)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0641

Colors that go with #384b4d

Blue, Blush Pink and Cadet 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 →

#4d3a38

#384d44 · #38404d

#4d384b · #4b4d38

Split-complementary

Open in tool →

#4d3840 · #4d4438

#44384d · #4d3a38 · #404d38

Contrast

#384b4d as textRatioAAAA largeAAAFix
Aaon white
9.2:1passpasspassPasses AAA — no fix needed.
Aaon black
2.28:1failfailfail
  • AA: use #5c7c7f as the text (4.64:1)
  • AAA: use #7a9b9f as the text (7.02:1)
  • AA: or shift the background to #b8b8b8 (4.64:1)
  • AAA: or shift the background to #e3e3e3 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #384b4d 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

#384b4d reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #384b4d
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 #384b4d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/384b4d-a2b8be-df4e86-1f262d-e9f1ee?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