Color

#31291b

#31291b
hex#31291b
rgbrgb(49, 41, 27)
hslhsl(38, 29%, 15%)
oklchoklch(0.286 0.027 81.2)
Closest name: Marshland (#2b2e26)Relative luminance 0.0232

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1b2331

#311e1b · #2e311b

#1b3129 · #291b31

Split-complementary

Open in tool →

#1b2e31 · #1e1b31

#1b311e · #1b2331 · #311b2e

Contrast

#31291b as textRatioAAAA largeAAAFix
Aaon white
14.35:1passpasspassPasses AAA — no fix needed.
Aaon black
1.46:1failfailfail
  • AA: use #8a734c as the text (4.64:1)
  • AAA: use #ac9368 as the text (7.13:1)
  • AA: or shift the background to #919191 (4.55:1)
  • AAA: or shift the background to #b8b8b8 (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 #31291b as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#31291b reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #31291b
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 #31291b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31291b-c4ba9c-62bbcb-2c2d1f-f1ebe9?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