Color

#222f2f

#222f2f
hex#222f2f
rgbrgb(34, 47, 47)
hslhsl(180, 16%, 16%)
oklchoklch(0.293 0.018 196.2)
Closest name: Nightmare Fuel (#293135)Relative luminance 0.0258

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2f2222

#222f29 · #22292f

#2f222f · #2f2f22

Split-complementary

Open in tool →

#2f2229 · #2f2922

#29222f · #2f2222 · #292f22

Contrast

#222f2f as textRatioAAAA largeAAAFix
Aaon white
13.86:1passpasspassPasses AAA — no fix needed.
Aaon black
1.52:1failfailfail
  • AA: use #5a7c7c as the text (4.61:1)
  • AAA: use #779c9c as the text (7.02:1)
  • AA: or shift the background to #949494 (4.57:1)
  • AAA: or shift the background to #bababa (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #222f2f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#222f2f reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #222f2f
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 #222f2f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/222f2f-a2bbbe-d45994-1f272d-e9f1ed?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