Color

#182b2f

#182b2f
hex#182b2f
rgbrgb(24, 43, 47)
hslhsl(190, 32%, 14%)
oklchoklch(0.275 0.026 212.4)
Closest name: Black Pearl (#1e272c)Relative luminance 0.0213

Colors that go with #182b2f

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 →

#2f1c18

#182f28 · #18202f

#2f182b · #2b2f18

Split-complementary

Open in tool →

#2f1820 · #2f2818

#28182f · #2f1c18 · #202f18

Contrast

#182b2f as textRatioAAAA largeAAAFix
Aaon white
14.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.43:1failfailfail
  • AA: use #477f8a as the text (4.67:1)
  • AAA: use #5d9fac as the text (7.02:1)
  • AA: or shift the background to #8f8f8f (4.56:1)
  • AAA: or shift the background to #b3b3b3 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #182b2f as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#182b2f reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #182b2f
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 #182b2f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/182b2f-a2b6be-df4e7c-1f252d-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