Color

#331a2e

#331a2e
hex#331a2e
rgbrgb(51, 26, 46)
hslhsl(312, 32%, 15%)
oklchoklch(0.261 0.051 334.7)
Closest name: Nightly Voyager (#391531)Relative luminance 0.0164

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1a321f

#2b1a32 · #321a21

#2e321a · #1a2e32

Split-complementary

Open in tool →

#21321a · #1a322b

#322b1a · #1a321f · #1a2132

Contrast

#331a2e as textRatioAAAA largeAAAFix
Aaon white
15.81:1passpasspassPasses AAA — no fix needed.
Aaon black
1.33:1failfailfail
  • AA: use #aa5a9a as the text (4.64:1)
  • AAA: use #bf82b3 as the text (7.06:1)
  • AA: or shift the background to #8a8a8a (4.58:1)
  • AAA: or shift the background to #adadad (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #331a2e 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

#331a2e reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #331a2e
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 #331a2e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/331a2e-c19fb6-80cb62-2d1f24-efe9f1?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