Color

#380131

#380131
hex#380131
rgbrgb(56, 1, 49)
hslhsl(308, 96%, 11%)
oklchoklch(0.235 0.103 334.4)
Closest name: Dark Sanctuary (#3f012c)Relative luminance 0.0108

Colors that go with #380131

Blue Violet, 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 →

#013708

#230137 · #370115

#303701 · #013037

Split-complementary

Open in tool →

#153701 · #013723

#372301 · #013708 · #011537

Contrast

#380131 as textRatioAAAA largeAAAFix
Aaon white
17.26:1passpasspassPasses AAA — no fix needed.
Aaon black
1.22:1failfailfail
  • AA: use #d704bb as the text (4.62:1)
  • AAA: use #fb46e3 as the text (7.09:1)
  • AA: or shift the background to #858585 (4.68:1)
  • AAA: or shift the background to #a6a6a6 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #380131 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

#380131 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #380131
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 #380131 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/380131-c19fb8-87cb62-2d1f25-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