Color

#220cca

#220cca
hex#220cca
rgbrgb(34, 12, 202)
hslhsl(247, 89%, 42%)
oklchoklch(0.394 0.253 269.5)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0487

Colors that go with #220cca

Charcoal, Crimson 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 →

#b4ca0c

#0c55ca · #810cca

#ca220c · #0cca22

Split-complementary

Open in tool →

#ca810c · #55ca0c

#ca0c55 · #b4ca0c · #0cca81

Contrast

#220cca as textRatioAAAA largeAAAFix
Aaon white
10.64:1passpasspassPasses AAA — no fix needed.
Aaon black
1.97:1failfailfail
  • AA: use #7160f6 as the text (4.71:1)
  • AAA: use #9487f8 as the text (7.08:1)
  • AA: or shift the background to #ababab (4.63:1)
  • AAA: or shift the background to #d4d4d4 (7.18:1)

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

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

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

tool url/palettes/new/220cca-a59cc4-dfaa4e-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