Color

#312a1c

#312a1c
hex#312a1c
rgbrgb(49, 42, 28)
hslhsl(40, 27%, 15%)
oklchoklch(0.288 0.026 84.3)
Closest name: Marshland (#2b2e26)Relative luminance 0.0239

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1c2331

#311f1c · #2d311c

#1c312a · #2a1c31

Split-complementary

Open in tool →

#1c2d31 · #1f1c31

#1c311f · #1c2331 · #311c2d

Contrast

#312a1c as textRatioAAAA largeAAAFix
Aaon white
14.2:1passpasspassPasses AAA — no fix needed.
Aaon black
1.48:1failfailfail
  • AA: use #85724c as the text (4.51:1)
  • AAA: use #a9946a as the text (7.13:1)
  • AA: or shift the background to #919191 (4.51:1)
  • AAA: or shift the background to #b8b8b8 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #312a1c as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#312a1c reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #312a1c
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 #312a1c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/312a1c-c4bb9c-62b8cb-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