Color

#31171a

#31171a
hex#31171a
rgbrgb(49, 23, 26)
hslhsl(353, 36%, 14%)
oklchoklch(0.243 0.042 13.3)
Closest name: Black Cherry (#2c1620)Relative luminance 0.0134

Colors that go with #31171a

Charcoal, Sea Green and Sienna 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.

Real palettes that use #31171a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#17312e

#311727 · #312117

#1a3117 · #171a31

Split-complementary

Open in tool →

#173121 · #172731

#273117 · #17312e · #211731

Contrast

#31171a as textRatioAAAA largeAAAFix
Aaon white
16.56:1passpasspassPasses AAA — no fix needed.
Aaon black
1.27:1failfailfail
  • AA: use #b25c66 as the text (4.62:1)
  • AAA: use #c6868d as the text (7.2:1)
  • AA: or shift the background to #878787 (4.61:1)
  • AAA: or shift the background to #ababab (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #31171a as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#31171a reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #31171a
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 #31171a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31171a-c49c9c-62cb8c-2d241f-f1e9ee?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