Color

#2a182b

#2a182b
hex#2a182b
rgbrgb(42, 24, 43)
hslhsl(297, 28%, 13%)
oklchoklch(0.242 0.044 325)
Closest name: Black Cherry (#2c1620)Relative luminance 0.0132

Colors that go with #2a182b

Charcoal, Dark Olive Green and Sea Green 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 →

#192a18

#20182a · #2a1822

#2a2a18 · #182a2a

Split-complementary

Open in tool →

#222a18 · #182a20

#2a2018 · #192a18 · #18222a

Contrast

#2a182b as textRatioAAAA largeAAAFix
Aaon white
16.61:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #a05ca3 as the text (4.55:1)
  • AAA: use #b886bb as the text (7.17:1)
  • AA: or shift the background to #858585 (4.5:1)
  • AAA: or shift the background to #ababab (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a182b 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

#2a182b reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a182b
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 #2a182b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a182b-c19fbe-9acb62-2d1f28-ede9f1?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