Color

#3281ae

#3281ae
hex#3281ae
rgbrgb(50, 129, 174)
hslhsl(202, 55%, 44%)
oklchoklch(0.575 0.103 237.5)
Closest name: steelblue (#4682b4)Relative luminance 0.1943

Colors that go with #3281ae

Charcoal, Crimson and Royal 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.

Real palettes that use #3281ae

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#ae6032

#32ae9d · #3243ae

#ae3281 · #81ae32

Split-complementary

Open in tool →

#ae3243 · #ae9d32

#9d32ae · #ae6032 · #43ae32

Contrast

#3281ae as textRatioAAAA largeAAAFix
Aaon white
4.3:1failpassfail
  • AA: use #307ba6 as the text (4.66:1)
  • AAA: use #255e7e as the text (7.04:1)
  • AA: or shift the background to #0d0d0d (4.52:1)
Aaon black
4.89:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3281ae as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#3281ae reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3281ae
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 #3281ae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3281ae-9cb1c4-df4e5f-1f222d-e9f1f0?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