Color

#0c371c

#0c371c
hex#0c371c
rgbrgb(12, 55, 28)
hslhsl(142, 64%, 13%)
oklchoklch(0.3 0.067 152)
Closest name: Dark Serpent (#113311)Relative luminance 0.0289

Colors that go with #0c371c

Charcoal, Royal Blue and Rust 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 →

#360c27

#12360c · #0c3631

#1b0c36 · #361b0c

Split-complementary

Open in tool →

#310c36 · #360c12

#0c1236 · #360c27 · #36310c

Contrast

#0c371c as textRatioAAAA largeAAAFix
Aaon white
13.3:1passpasspassPasses AAA — no fix needed.
Aaon black
1.58:1failfailfail
  • AA: use #1d8644 as the text (4.55:1)
  • AAA: use #26ab57 as the text (7.05:1)
  • AA: or shift the background to #999999 (4.67:1)
  • AAA: or shift the background to #bdbdbd (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0c371c as the background.

Brands using this color

Fonts for this mood

#0c371c reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0c371c
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 #0c371c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0c371c-a2beaf-c659d4-1f2d2a-eaf1e9?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