Color

#331a2b

#331a2b
hex#331a2b
rgbrgb(51, 26, 43)
hslhsl(319, 32%, 15%)
oklchoklch(0.259 0.048 340.1)
Closest name: Nightly Voyager (#391531)Relative luminance 0.0162

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1a3222

#2e1a32 · #321a1e

#2b321a · #1a2b32

Split-complementary

Open in tool →

#1e321a · #1a322e

#322e1a · #1a3222 · #1a1e32

Contrast

#331a2b as textRatioAAAA largeAAAFix
Aaon white
15.87:1passpasspassPasses AAA — no fix needed.
Aaon black
1.32:1failfailfail
  • AA: use #aa5a91 as the text (4.58:1)
  • AAA: use #bf82ac as the text (7:1)
  • AA: or shift the background to #8a8a8a (4.6:1)
  • AAA: or shift the background to #adadad (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #331a2b 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

#331a2b reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #331a2b
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 #331a2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/331a2b-c19fb2-74cb62-2d1f23-f0e9f1?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