Color

#204cac

#204cac
hex#204cac
rgbrgb(32, 76, 172)
hslhsl(221, 69%, 40%)
oklchoklch(0.446 0.162 263)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0845

Colors that go with #204cac

Charcoal, Sea Green and Steel 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 →

#ac8020

#2093ac · #3920ac

#ac204c · #4cac20

Split-complementary

Open in tool →

#ac3920 · #93ac20

#ac2093 · #ac8020 · #20ac39

Contrast

#204cac as textRatioAAAA largeAAAFix
Aaon white
7.8:1passpasspassPasses AAA — no fix needed.
Aaon black
2.69:1failfailfail
  • AA: use #4172dc as the text (4.67:1)
  • AAA: use #7196e5 as the text (7.2:1)
  • AA: or shift the background to #c7c7c7 (4.62:1)
  • AAA: or shift the background to #f5f5f5 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #204cac as the background.

Brands using this color

Fonts for this mood

#204cac reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #204cac
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 #204cac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/204cac-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