Color

#220dab

#220dab
hex#220dab
rgbrgb(34, 13, 171)
hslhsl(248, 86%, 36%)
oklchoklch(0.355 0.219 271.6)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.0357

Colors that go with #220dab

Charcoal, Steel Blue and Cornflower Blue 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 →

#96ab0d

#0d47ab · #710dab

#ab220d · #0dab22

Split-complementary

Open in tool →

#ab710d · #47ab0d

#ab0d47 · #96ab0d · #0dab71

Contrast

#220dab as textRatioAAAA largeAAAFix
Aaon white
12.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.71:1failfailfail
  • AA: use #725ef3 as the text (4.61:1)
  • AAA: use #9788f6 as the text (7.17:1)
  • AA: or shift the background to #9e9e9e (4.57:1)
  • AAA: or shift the background to #c4c4c4 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #220dab 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

#220dab reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #220dab
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 #220dab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/220dab-a69cc4-dfac4e-271f2d-e9ecf1?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