Color

#2f042a

#2f042a
hex#2f042a
rgbrgb(47, 4, 42)
hslhsl(307, 84%, 10%)
oklchoklch(0.216 0.086 333.4)
Closest name: Vienna Roast (#330022)Relative luminance 0.0086

Tints & shades

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

Harmonies

Complementary

Open in tool →

#042f09

#1e042f · #2f0415

#2a2f04 · #042a2f

Split-complementary

Open in tool →

#152f04 · #042f1e

#2f1e04 · #042f09 · #04152f

Contrast

#2f042a as textRatioAAAA largeAAAFix
Aaon white
17.92:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #d312bd as the text (4.59:1)
  • AAA: use #f056de as the text (7.09:1)
  • AA: or shift the background to #808080 (4.54:1)
  • AAA: or shift the background to #a3a3a3 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f042a 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

#2f042a reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f042a
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 #2f042a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f042a-c19fb9-89cb62-2d1f26-eee9f1?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