Color

#2d0101

#2d0101
hex#2d0101
rgbrgb(45, 1, 1)
hslhsl(0, 96%, 9%)
oklchoklch(0.189 0.074 28.3)
Closest name: Dwarf Fortress (#1d0200)Relative luminance 0.0058

Tints & shades

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

Harmonies

Complementary

Open in tool →

#012d2d

#2d0117 · #2d1701

#012d01 · #01012d

Split-complementary

Open in tool →

#012d17 · #01172d

#172d01 · #012d2d · #17012d

Contrast

#2d0101 as textRatioAAAA largeAAAFix
Aaon white
18.81:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #eb0505 as the text (4.56:1)
  • AAA: use #fc6464 as the text (7.15:1)
  • AA: or shift the background to #7d7d7d (4.57:1)
  • AAA: or shift the background to #9e9e9e (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d0101 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

#2d0101 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d0101
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 #2d0101 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d0101-c4a19c-62cb98-2d251f-f1e9ed?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