Color

#3e5eb6

#3e5eb6
hex#3e5eb6
rgbrgb(62, 94, 182)
hslhsl(224, 49%, 48%)
oklchoklch(0.505 0.144 266.3)
Closest name: Denim (#1560bd)Relative luminance 0.1241

Colors that go with #3e5eb6

Charcoal, Sea Green 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 →

#b6963e

#3e9ab6 · #5a3eb6

#b63e5e · #5eb63e

Split-complementary

Open in tool →

#b65a3e · #9ab63e

#b63e9a · #b6963e · #3eb65a

Contrast

#3e5eb6 as textRatioAAAA largeAAAFix
Aaon white
6.03:1passpassfail
  • AAA: use #3855a3 as the text (7.01:1)
Aaon black
3.48:1failpassfail
  • AA: use #5472c4 as the text (4.58:1)
  • AAA: use #7e94d3 as the text (7.06:1)
  • AA: or shift the background to #e0e0e0 (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 #3e5eb6 as the background.

Brands using this color

Fonts for this mood

#3e5eb6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e5eb6
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 #3e5eb6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e5eb6-9ca2c4-df724e-221f2d-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