Color

#3e69a3

#3e69a3
hex#3e69a3
rgbrgb(62, 105, 163)
hslhsl(214, 45%, 44%)
oklchoklch(0.517 0.104 256.3)
Closest name: Campanula (#3473b7)Relative luminance 0.1377

Colors that go with #3e69a3

Charcoal, Sea Green and Sienna 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 →

#a3773e

#3e9ca3 · #443ea3

#a33e69 · #69a33e

Split-complementary

Open in tool →

#a3443e · #9ca33e

#a33e9c · #a3773e · #3ea344

Contrast

#3e69a3 as textRatioAAAA largeAAAFix
Aaon white
5.59:1passpassfail
  • AAA: use #345989 as the text (7.15:1)
Aaon black
3.75:1failpassfail
  • AA: use #4678b9 as the text (4.65:1)
  • AAA: use #7298ca as the text (7.06:1)
  • AA: or shift the background to #e8e8e8 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e69a3 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#3e69a3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e69a3
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 #3e69a3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e69a3-9ca9c4-df5a4e-1f1f2d-e9f0f1?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