Color

#182a30

#182a30
hex#182a30
rgbrgb(24, 42, 48)
hslhsl(195, 33%, 14%)
oklchoklch(0.272 0.026 221)
Closest name: Black Pearl (#1e272c)Relative luminance 0.0206

Colors that go with #182a30

Charcoal, Amber and Blue 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 →

#2f1e18

#182f2a · #181e2f

#2f182a · #2a2f18

Split-complementary

Open in tool →

#2f181e · #2f2a18

#2a182f · #2f1e18 · #1e2f18

Contrast

#182a30 as textRatioAAAA largeAAAFix
Aaon white
14.87:1passpasspassPasses AAA — no fix needed.
Aaon black
1.41:1failfailfail
  • AA: use #487d8e as the text (4.6:1)
  • AAA: use #669fb2 as the text (7.17:1)
  • AA: or shift the background to #8f8f8f (4.6:1)
  • AAA: or shift the background to #b3b3b3 (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 #182a30 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#182a30 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #182a30
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 #182a30 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/182a30-9cb5c4-df4e70-1f242d-e9f1ef?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