Color

#3e436a

#3e436a
hex#3e436a
rgbrgb(62, 67, 106)
hslhsl(233, 26%, 33%)
oklchoklch(0.396 0.066 277.4)
Closest name: Bonne Nuit (#3a4866)Relative luminance 0.0608

Colors that go with #3e436a

Steel Blue, Teal and 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 →

#6a653e

#3e596a · #4f3e6a

#6a3e43 · #436a3e

Split-complementary

Open in tool →

#6a4f3e · #596a3e

#6a3e59 · #6a653e · #3e6a4f

Contrast

#3e436a as textRatioAAAA largeAAAFix
Aaon white
9.48:1passpasspassPasses AAA — no fix needed.
Aaon black
2.22:1failfailfail
  • AA: use #6b72a8 as the text (4.6:1)
  • AAA: use #8f94bd as the text (7.14:1)
  • AA: or shift the background to #b3b3b3 (4.52:1)
  • AAA: or shift the background to #dedede (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 #3e436a 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 #3e436a
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 #3e436a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e436a-9c9cc4-df884e-241f2d-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