Color

#2a031f

#2a031f
hex#2a031f
rgbrgb(42, 3, 31)
hslhsl(317, 87%, 9%)
oklchoklch(0.197 0.076 341.5)
Closest name: Vienna Roast (#330022)Relative luminance 0.0066

Tints & shades

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

Harmonies

Complementary

Open in tool →

#032b0e

#22032b · #2b030c

#202b03 · #03202b

Split-complementary

Open in tool →

#0c2b03 · #032b22

#2b2203 · #032b0e · #030c2b

Contrast

#2a031f as textRatioAAAA largeAAAFix
Aaon white
18.56:1passpasspassPasses AAA — no fix needed.
Aaon black
1.13:1failfailfail
  • AA: use #db0fa2 as the text (4.6:1)
  • AAA: use #f358c7 as the text (7.03:1)
  • AA: or shift the background to #7d7d7d (4.51:1)
  • AAA: or shift the background to #a1a1a1 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a031f 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

#2a031f reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a031f
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 #2a031f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a031f-c19fb3-77cb62-2d1f23-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