Color

#580977

#580977
hex#580977
rgbrgb(88, 9, 119)
hslhsl(283, 86%, 25%)
oklchoklch(0.353 0.167 312.8)
Closest name: indigo (#4b0082)Relative luminance 0.036

Colors that go with #580977

Forest Green, Charcoal and Sea Green 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 →

#287709

#210977 · #77095f

#775809 · #097758

Split-complementary

Open in tool →

#5f7709 · #097721

#772109 · #287709 · #095f77

Contrast

#580977 as textRatioAAAA largeAAAFix
Aaon white
12.21:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #b72aef as the text (4.59:1)
  • AAA: use #cd6cf4 as the text (7.05:1)
  • AA: or shift the background to #9e9e9e (4.56:1)
  • AAA: or shift the background to #c7c7c7 (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #580977 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

#580977 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #580977
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 #580977 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/580977-bb9fc1-b2cb62-2d1f2b-ebe9f1?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