Color

#3e498e

#3e498e
hex#3e498e
rgbrgb(62, 73, 142)
hslhsl(232, 39%, 40%)
oklchoklch(0.433 0.114 273.9)
Closest name: Blueberry (#464196)Relative luminance 0.0774

Colors that go with #3e498e

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 →

#8e833e

#3e718e · #5b3e8e

#8e3e49 · #498e3e

Split-complementary

Open in tool →

#8e5b3e · #718e3e

#8e3e71 · #8e833e · #3e8e5b

Contrast

#3e498e as textRatioAAAA largeAAAFix
Aaon white
8.24:1passpasspassPasses AAA — no fix needed.
Aaon black
2.55:1failfailfail
  • AA: use #636fbb as the text (4.52:1)
  • AAA: use #8a93cc as the text (7.13:1)
  • AA: or shift the background to #c2c2c2 (4.63:1)
  • AAA: or shift the background to #ededed (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e498e 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

#3e498e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e498e
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 #3e498e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e498e-9c9dc4-df864e-231f2d-e9eef1?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