Color

#390531

#390531
hex#390531
rgbrgb(57, 5, 49)
hslhsl(309, 84%, 12%)
oklchoklch(0.242 0.097 335.4)
Closest name: Dark Sanctuary (#3f012c)Relative luminance 0.012

Colors that go with #390531

Blue Violet, 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 →

#05380d

#260538 · #380517

#313805 · #053138

Split-complementary

Open in tool →

#173805 · #053826

#382605 · #05380d · #051738

Contrast

#390531 as textRatioAAAA largeAAAFix
Aaon white
16.94:1passpasspassPasses AAA — no fix needed.
Aaon black
1.24:1failfailfail
  • AA: use #d312b6 as the text (4.53:1)
  • AAA: use #f056d9 as the text (7.04:1)
  • AA: or shift the background to #858585 (4.59:1)
  • AAA: or shift the background to #a8a8a8 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #390531 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

#390531 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #390531
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 #390531 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/390531-c19fb8-85cb62-2d1f25-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