Color

#183a12

#183a12
hex#183a12
rgbrgb(24, 58, 18)
hslhsl(111, 53%, 15%)
oklchoklch(0.312 0.077 140.8)
Closest name: Melancholia (#12390d)Relative luminance 0.0326

Colors that go with #183a12

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 →

#34123b

#2c3b12 · #123b20

#12183b · #3b1218

Split-complementary

Open in tool →

#20123b · #3b122c

#122c3b · #34123b · #3b2012

Contrast

#183a12 as textRatioAAAA largeAAAFix
Aaon white
12.71:1passpasspassPasses AAA — no fix needed.
Aaon black
1.65:1failfailfail
  • AA: use #378529 as the text (4.55:1)
  • AAA: use #47ac35 as the text (7.22:1)
  • AA: or shift the background to #9c9c9c (4.63:1)
  • AAA: or shift the background to #c2c2c2 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #183a12 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

#183a12 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #183a12
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 #183a12 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/183a12-a3bea2-834edf-1f2d23-eef1e9?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