Color

#582d55

#582d55
hex#582d55
rgbrgb(88, 45, 85)
hslhsl(304, 32%, 26%)
oklchoklch(0.369 0.086 329.7)
Closest name: Long Passionate Night (#5b365e)Relative luminance 0.0461

Colors that go with #582d55

Sea Green, Blue and Copper 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 →

#2d5830

#452d58 · #582d3f

#55582d · #2d5558

Split-complementary

Open in tool →

#3f582d · #2d5845

#58452d · #2d5830 · #2d3f58

Contrast

#582d55 as textRatioAAAA largeAAAFix
Aaon white
10.93:1passpasspassPasses AAA — no fix needed.
Aaon black
1.92:1failfailfail
  • AA: use #a857a3 as the text (4.56:1)
  • AAA: use #bf82bb as the text (7.13:1)
  • AA: or shift the background to #a8a8a8 (4.6:1)
  • AAA: or shift the background to #cfcfcf (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #582d55 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

#582d55 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #582d55
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 #582d55 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/582d55-c19fba-8ecb62-2d1f26-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