Color

#3884dc

#3884dc
hex#3884dc
rgbrgb(56, 132, 220)
hslhsl(212, 70%, 54%)
oklchoklch(0.61 0.153 254.3)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2251

Colors that go with #3884dc

Charcoal, Copper and Amber 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 →

#dc8f38

#38d6dc · #3d38dc

#dc3884 · #84dc38

Split-complementary

Open in tool →

#dc3d38 · #d6dc38

#dc38d6 · #dc8f38 · #38dc3d

Contrast

#3884dc as textRatioAAAA largeAAAFix
Aaon white
3.82:1failpassfail
  • AA: use #2575d0 as the text (4.63:1)
  • AAA: use #1c589c as the text (7.18:1)
  • AA: or shift the background to #1a1a1a (4.56:1)
Aaon black
5.5:1passpassfail
  • AAA: use #5a9ae2 as the text (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 #3884dc as the background.

Brands using this color

Fonts for this mood

#3884dc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3884dc
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 #3884dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3884dc-9caac4-df564e-1f202d-e9f1f1?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