Color

#331a1f

#331a1f
hex#331a1f
rgbrgb(51, 26, 31)
hslhsl(348, 32%, 15%)
oklchoklch(0.254 0.04 7.4)
Closest name: Bruised Plum (#3b1921)Relative luminance 0.0154

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1a322e

#321a2b · #32211a

#1f321a · #1a1f32

Split-complementary

Open in tool →

#1a3221 · #1a2b32

#2b321a · #1a322e · #211a32

Contrast

#331a1f as textRatioAAAA largeAAAFix
Aaon white
16.05:1passpasspassPasses AAA — no fix needed.
Aaon black
1.31:1failfailfail
  • AA: use #ac5d6d as the text (4.54:1)
  • AAA: use #c18692 as the text (7.09:1)
  • AA: or shift the background to #8a8a8a (4.65:1)
  • AAA: or shift the background to #adadad (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #331a1f 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

#331a1f reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #331a1f
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 #331a1f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/331a1f-c49c9f-62cb83-2d231f-f1e9ef?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