Color

#51384a

#51384a
hex#51384a
rgbrgb(81, 56, 74)
hslhsl(317, 18%, 27%)
oklchoklch(0.376 0.045 337.1)
Closest name: Call It a Night (#42364c)Relative luminance 0.0507

Colors that go with #51384a

Teal, Sea Green 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.

Real palettes that use #51384a

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#38513f

#4c3851 · #51383e

#4a5138 · #384a51

Split-complementary

Open in tool →

#3e5138 · #38514c

#514c38 · #38513f · #383e51

Contrast

#51384a as textRatioAAAA largeAAAFix
Aaon white
10.42:1passpasspassPasses AAA — no fix needed.
Aaon black
2.01:1failfailfail
  • AA: use #966989 as the text (4.68:1)
  • AAA: use #b08da6 as the text (7.21:1)
  • AA: or shift the background to #ababab (4.54:1)
  • AAA: or shift the background to #d4d4d4 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #51384a 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

#51384a reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #51384a
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 #51384a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/51384a-c19fb3-77cb62-2d1f23-efe9f1?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