Color

#183a22

#183a22
hex#183a22
rgbrgb(24, 58, 34)
hslhsl(138, 41%, 16%)
oklchoklch(0.315 0.059 151.3)
Closest name: Queen of Trees (#1c401f)Relative luminance 0.0334

Colors that go with #183a22

Royal Blue, Rust and Teal 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 →

#3a182f

#1f3a18 · #183a33

#22183a · #3a2218

Split-complementary

Open in tool →

#33183a · #3a181f

#181f3a · #3a182f · #3a3318

Contrast

#183a22 as textRatioAAAA largeAAAFix
Aaon white
12.6:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #38854f as the text (4.64:1)
  • AAA: use #47a964 as the text (7.13:1)
  • AA: or shift the background to #9c9c9c (4.59:1)
  • AAA: or shift the background to #c2c2c2 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #183a22 as the background.

Brands using this color

Fonts for this mood

#183a22 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #183a22
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 #183a22 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/183a22-a2beae-be59d4-1f2d29-ebf1e9?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