Color

#390528

#390528
hex#390528
rgbrgb(57, 5, 40)
hslhsl(320, 84%, 12%)
oklchoklch(0.236 0.09 344.8)
Closest name: Dark Sanctuary (#3f012c)Relative luminance 0.0113

Colors that go with #390528

Charcoal, Crimson 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 →

#053816

#300538 · #38050d

#273805 · #052738

Split-complementary

Open in tool →

#0d3805 · #053830

#383005 · #053816 · #050d38

Contrast

#390528 as textRatioAAAA largeAAAFix
Aaon white
17.12:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #dd1399 as the text (4.63:1)
  • AAA: use #f15fc1 as the text (7.15:1)
  • AA: or shift the background to #858585 (4.64:1)
  • AAA: or shift the background to #a6a6a6 (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 #390528 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

#390528 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #390528
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 #390528 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/390528-c19fb2-72cb62-2d1f23-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