Color

#22011f

#22011f
hex#22011f
rgbrgb(34, 1, 31)
hslhsl(305, 94%, 7%)
oklchoklch(0.177 0.076 332.1)
Closest name: Black Sabbath (#220022)Relative luminance 0.0046

Tints & shades

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

Harmonies

Complementary

Open in tool →

#012304

#150123 · #23010f

#202301 · #012023

Split-complementary

Open in tool →

#0f2301 · #012315

#231501 · #012304 · #010f23

Contrast

#22011f as textRatioAAAA largeAAAFix
Aaon white
19.23:1passpasspassPasses AAA — no fix needed.
Aaon black
1.09:1failfailfail
  • AA: use #d507c4 as the text (4.66:1)
  • AAA: use #f943ea as the text (7.02:1)
  • AA: or shift the background to #7d7d7d (4.67:1)
  • AAA: or shift the background to #9c9c9c (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #22011f 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

#22011f reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #22011f
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 #22011f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/22011f-c19fba-8ccb62-2d1f26-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