Color

#281a24

#281a24
hex#281a24
rgbrgb(40, 26, 36)
hslhsl(317, 21%, 13%)
oklchoklch(0.24 0.028 337.3)
Closest name: Black Cherry (#2c1620)Relative luminance 0.0132

Colors that go with #281a24

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 →

#1a281e

#251a28 · #281a1d

#24281a · #1a2428

Split-complementary

Open in tool →

#1d281a · #1a2825

#28251a · #1a281e · #1a1d28

Contrast

#281a24 as textRatioAAAA largeAAAFix
Aaon white
16.62:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #9a658b as the text (4.61:1)
  • AAA: use #b28aa7 as the text (7.09:1)
  • AA: or shift the background to #858585 (4.5:1)
  • AAA: or shift the background to #ababab (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #281a24 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#281a24 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #281a24
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 #281a24 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/281a24-c19fb3-77cb62-2d1f23-efe9f1?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