Color

#3d467b

#3d467b
hex#3d467b
rgbrgb(61, 70, 123)
hslhsl(231, 34%, 36%)
oklchoklch(0.413 0.089 274.6)
Closest name: Evening Magic (#363e7d)Relative luminance 0.068

Colors that go with #3d467b

Steel Blue, Blue and Crimson 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 →

#7b723d

#3d657b · #523d7b

#7b3d46 · #467b3d

Split-complementary

Open in tool →

#7b523d · #657b3d

#7b3d65 · #7b723d · #3d7b52

Contrast

#3d467b as textRatioAAAA largeAAAFix
Aaon white
8.9:1passpasspassPasses AAA — no fix needed.
Aaon black
2.36:1failfailfail
  • AA: use #6571b3 as the text (4.57:1)
  • AAA: use #8b94c6 as the text (7.15:1)
  • AA: or shift the background to #bababa (4.58:1)
  • AAA: or shift the background to #e6e6e6 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d467b 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 #3d467b
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 #3d467b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d467b-9c9ec4-df834e-231f2d-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