Color

#3e7bac

#3e7bac
hex#3e7bac
rgbrgb(62, 123, 172)
hslhsl(207, 47%, 46%)
oklchoklch(0.564 0.099 245.1)
Closest name: Blue Triumph (#4376ab)Relative luminance 0.1817

Colors that go with #3e7bac

Charcoal, Royal Blue 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 →

#ac703e

#3eaca7 · #3e44ac

#ac3e7b · #7bac3e

Split-complementary

Open in tool →

#ac3e44 · #aca73e

#a73eac · #ac703e · #44ac3e

Contrast

#3e7bac as textRatioAAAA largeAAAFix
Aaon white
4.53:1passpassfail
  • AAA: use #2e5b7f as the text (7.19:1)
Aaon black
4.63:1passpassfail
  • AAA: use #659bc8 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e7bac as the background.

Brands using this color

Fonts for this mood

#3e7bac reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e7bac
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 #3e7bac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e7bac-9cadc4-df4e53-1f212d-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