Color

#2e312b

#2e312b
hex#2e312b
rgbrgb(46, 49, 43)
hslhsl(90, 7%, 18%)
oklchoklch(0.308 0.011 128.9)
Closest name: Marshland (#2b2e26)Relative luminance 0.0295

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2e2b31

#31312b · #2b312b

#2b2e31 · #312b2e

Split-complementary

Open in tool →

#2b2b31 · #312b31

#2b3131 · #2e2b31 · #312b2b

Contrast

#2e312b as textRatioAAAA largeAAAFix
Aaon white
13.2:1passpasspassPasses AAA — no fix needed.
Aaon black
1.59:1failfailfail
  • AA: use #707868 as the text (4.58:1)
  • AAA: use #91998a as the text (7.13:1)
  • AA: or shift the background to #999999 (4.63:1)
  • AAA: or shift the background to #bdbdbd (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 #2e312b as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2e312b reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2e312b
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 #2e312b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2e312b-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