Color

#2b1827

#2b1827
hex#2b1827
rgbrgb(43, 24, 39)
hslhsl(313, 28%, 13%)
oklchoklch(0.241 0.04 334.7)
Closest name: Black Cherry (#2c1620)Relative luminance 0.0131

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#182a1c

#25182a · #2a181d

#262a18 · #18262a

Split-complementary

Open in tool →

#1d2a18 · #182a25

#2a2518 · #182a1c · #181d2a

Contrast

#2b1827 as textRatioAAAA largeAAAFix
Aaon white
16.63:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #a35c94 as the text (4.52:1)
  • AAA: use #bb86b0 as the text (7.15:1)
  • AA: or shift the background to #858585 (4.51:1)
  • 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 #2b1827 as the background.

Brands using this color

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

Fonts for this mood

#2b1827 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b1827
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2b1827 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b1827-c19fb5-7ecb62-2d1f24-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