Color

#021641

#021641
hex#021641
rgbrgb(2, 22, 65)
hslhsl(221, 94%, 13%)
oklchoklch(0.217 0.087 261.4)
Closest name: Deadly Depths (#111144)Relative luminance 0.0097

Colors that go with #021641

Blue Violet, Charcoal and Crimson 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 →

#402d02

#023540 · #0d0240

#400216 · #164002

Split-complementary

Open in tool →

#400d02 · #354002

#400235 · #402d02 · #02400d

Contrast

#021641 as textRatioAAAA largeAAAFix
Aaon white
17.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.19:1failfailfail
  • AA: use #2a6cf8 as the text (4.6:1)
  • AAA: use #6695fa as the text (7.24:1)
  • AA: or shift the background to #828282 (4.58:1)
  • AAA: or shift the background to #a6a6a6 (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #021641 as the background.

Brands using this color

Fonts for this mood

#021641 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #021641
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 #021641 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/021641-9ca4c4-df6b4e-211f2d-e9eff1?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