Color

#3e6f7e

#3e6f7e
hex#3e6f7e
rgbrgb(62, 111, 126)
hslhsl(194, 34%, 37%)
oklchoklch(0.513 0.058 219.8)
Closest name: Calypso (#3d7188)Relative luminance 0.139

Colors that go with #3e6f7e

Charcoal, Sienna 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.

Real palettes that use #3e6f7e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7e4d3e

#3e7e6d · #3e4f7e

#7e3e6f · #6f7e3e

Split-complementary

Open in tool →

#7e3e4f · #7e6d3e

#6d3e7e · #7e4d3e · #4f7e3e

Contrast

#3e6f7e as textRatioAAAA largeAAAFix
Aaon white
5.56:1passpassfail
  • AAA: use #345d6a as the text (7.19:1)
Aaon black
3.78:1failpassfail
  • AA: use #457c8c as the text (4.51:1)
  • AAA: use #629fb2 as the text (7.12:1)
  • AA: or shift the background to #e8e8e8 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e6f7e as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #3e6f7e
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 #3e6f7e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e6f7e-9cb6c4-df4e72-1f242d-e9f1ef?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