Color

#51154a

#51154a
hex#51154a
rgbrgb(81, 21, 74)
hslhsl(307, 59%, 20%)
oklchoklch(0.318 0.112 332.9)
Closest name: Cosmic Explorer (#551155)Relative luminance 0.0278

Colors that go with #51154a

Sea Green, Blue 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 →

#15511c

#3a1551 · #51152c

#4a5115 · #154a51

Split-complementary

Open in tool →

#2c5115 · #15513a

#513a15 · #15511c · #152c51

Contrast

#51154a as textRatioAAAA largeAAAFix
Aaon white
13.5:1passpasspassPasses AAA — no fix needed.
Aaon black
1.56:1failfailfail
  • AA: use #c733b5 as the text (4.57:1)
  • AAA: use #d96dcd as the text (7.02:1)
  • AA: or shift the background to #969696 (4.56:1)
  • AAA: or shift the background to #bdbdbd (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #51154a 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

#51154a reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #51154a
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 #51154a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/51154a-c19fb9-89cb62-2d1f26-eee9f1?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