Color

#221f16

#221f16
hex#221f16
rgbrgb(34, 31, 22)
hslhsl(45, 21%, 11%)
oklchoklch(0.24 0.017 91.8)
Closest name: Underworld (#1e231c)Relative luminance 0.0138

Tints & shades

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

Harmonies

Complementary

Open in tool →

#161922

#221916 · #1f2216

#16221f · #1f1622

Split-complementary

Open in tool →

#161f22 · #191622

#162219 · #161922 · #22161f

Contrast

#221f16 as textRatioAAAA largeAAAFix
Aaon white
16.46:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #7f7453 as the text (4.53:1)
  • AAA: use #a29671 as the text (7.14:1)
  • AA: or shift the background to #878787 (4.58:1)
  • AAA: or shift the background to #ababab (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #221f16 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#221f16 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #221f16
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 #221f16 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/221f16-c4be9c-62afcb-2b2d1f-f1ebe9?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