Color

#390a2e

#390a2e
hex#390a2e
rgbrgb(57, 10, 46)
hslhsl(314, 70%, 13%)
oklchoklch(0.246 0.087 338.9)
Closest name: Dark Sanctuary (#3f012c)Relative luminance 0.0128

Colors that go with #390a2e

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 →

#0a3815

#2c0a38 · #380a16

#2e380a · #0a2e38

Split-complementary

Open in tool →

#16380a · #0a382c

#382c0a · #0a3815 · #0a1638

Contrast

#390a2e as textRatioAAAA largeAAAFix
Aaon white
16.71:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #d025a8 as the text (4.51:1)
  • AAA: use #e467c7 as the text (7.06:1)
  • AA: or shift the background to #858585 (4.53:1)
  • AAA: or shift the background to #a8a8a8 (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 #390a2e 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

#390a2e reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #390a2e
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 #390a2e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/390a2e-c19fb5-7ccb62-2d1f24-efe9f1?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