Color

#212801

#212801
hex#212801
rgbrgb(33, 40, 1)
hslhsl(71, 95%, 8%)
oklchoklch(0.261 0.06 119.4)
Closest name: Lindworm Green (#172808)Relative luminance 0.0184

Tints & shades

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

Harmonies

Complementary

Open in tool →

#080128

#281c01 · #0d2801

#012128 · #280121

Split-complementary

Open in tool →

#010d28 · #1c0128

#01281c · #080128 · #28010d

Contrast

#212801 as textRatioAAAA largeAAAFix
Aaon white
15.34:1passpasspassPasses AAA — no fix needed.
Aaon black
1.37:1failfailfail
  • AA: use #6a8103 as the text (4.75:1)
  • AAA: use #87a404 as the text (7.34:1)
  • AA: or shift the background to #8c8c8c (4.56:1)
  • AAA: or shift the background to #b0b0b0 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #212801 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

#212801 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #212801
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 #212801 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/212801-b6bea2-4e7adf-252d1f-f1efe9?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