Color

#8a0557

#8a0557
hex#8a0557
rgbrgb(138, 5, 87)
hslhsl(323, 93%, 28%)
oklchoklch(0.419 0.17 351.5)
Closest name: Bane of Royalty (#871466)Relative luminance 0.062

Colors that go with #8a0557

Sea Green, Charcoal and Crimson 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 →

#058a38

#7a058a · #8a0514

#578a05 · #05578a

Split-complementary

Open in tool →

#148a05 · #058a7a

#8a7a05 · #058a38 · #05148a

Contrast

#8a0557 as textRatioAAAA largeAAAFix
Aaon white
9.38:1passpasspassPasses AAA — no fix needed.
Aaon black
2.24:1failfailfail
  • AA: use #e2088f as the text (4.67:1)
  • AAA: use #f958bb as the text (7.14:1)
  • AA: or shift the background to #b5b5b5 (4.57:1)
  • AAA: or shift the background to #e0e0e0 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8a0557 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

#8a0557 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8a0557
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 #8a0557 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8a0557-c19fb0-6dcb62-2d1f22-f0e9f1?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