Color

#2b2b2c

#2b2b2c
hex#2b2b2c
rgbrgb(43, 43, 44)
hslhsl(240, 1%, 17%)
oklchoklch(0.289 0.002 286.3)
Closest name: Caviar (#2b2c30)Relative luminance 0.0242

Colors that go with #2b2b2c

Amber, Blue and Blue Violet 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 →

#2c2c2b

#2b2b2c · #2b2b2c

#2c2b2b · #2b2c2b

Split-complementary

Open in tool →

#2c2b2b · #2b2c2b

#2c2b2b · #2c2c2b · #2b2c2b

Contrast

#2b2b2c as textRatioAAAA largeAAAFix
Aaon white
14.14:1passpasspassPasses AAA — no fix needed.
Aaon black
1.48:1failfailfail
  • AA: use #747476 as the text (4.5:1)
  • AAA: use #959597 as the text (7.02:1)
  • AA: or shift the background to #949494 (4.66:1)
  • AAA: or shift the background to #b8b8b8 (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 #2b2b2c as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2b2b2c reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b2b2c
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 #2b2b2c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b2b2c-a2beb0-c859d4-1f2d2b-eaf1e9?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