Color

#190221

#190221
hex#190221
rgbrgb(25, 2, 33)
hslhsl(285, 89%, 7%)
oklchoklch(0.162 0.07 316.8)
Closest name: Black Sabbath (#220022)Relative luminance 0.0036

Colors that go with #190221

Charcoal, Sea Green and Sienna lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0a2202

#0a0222 · #22021a

#221a02 · #02221a

Split-complementary

Open in tool →

#1a2202 · #02220a

#220a02 · #0a2202 · #021a22

Contrast

#190221 as textRatioAAAA largeAAAFix
Aaon white
19.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.07:1failfailfail
  • AA: use #bb18f2 as the text (4.53:1)
  • AAA: use #d36af6 as the text (7.16:1)
  • AA: or shift the background to #7a7a7a (4.56:1)
  • AAA: or shift the background to #9c9c9c (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 #190221 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

#190221 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #190221
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #190221 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/190221-bc9fc1-afcb62-2d1f2b-ebe9f1?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