Color

#331f2d

#331f2d
hex#331f2d
rgbrgb(51, 31, 45)
hslhsl(318, 24%, 16%)
oklchoklch(0.27 0.039 338.4)
Closest name: Aubergine (#372528)Relative luminance 0.0187

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f3325

#2f1f33 · #331f23

#2d331f · #1f2d33

Split-complementary

Open in tool →

#23331f · #1f332f

#332f1f · #1f3325 · #1f2333

Contrast

#331f2d as textRatioAAAA largeAAAFix
Aaon white
15.28:1passpasspassPasses AAA — no fix needed.
Aaon black
1.37:1failfailfail
  • AA: use #9e618c as the text (4.54:1)
  • AAA: use #b78aaa as the text (7.23:1)
  • AA: or shift the background to #8c8c8c (4.54:1)
  • AAA: or shift the background to #b0b0b0 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #331f2d 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

#331f2d reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #331f2d
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 #331f2d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/331f2d-c19fb3-75cb62-2d1f23-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