Color

#4b396f

#4b396f
hex#4b396f
rgbrgb(75, 57, 111)
hslhsl(260, 32%, 33%)
oklchoklch(0.39 0.09 297.4)
Closest name: Galactic Compass (#48357b)Relative luminance 0.0557

Colors that go with #4b396f

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 →

#5d6f39

#39426f · #66396f

#6f4b39 · #396f4b

Split-complementary

Open in tool →

#6f6639 · #426f39

#6f3942 · #5d6f39 · #396f66

Contrast

#4b396f as textRatioAAAA largeAAAFix
Aaon white
9.93:1passpasspassPasses AAA — no fix needed.
Aaon black
2.11:1failfailfail
  • AA: use #8068b1 as the text (4.53:1)
  • AAA: use #9f8dc4 as the text (7.08:1)
  • AA: or shift the background to #b0b0b0 (4.58:1)
  • AAA: or shift the background to #d9d9d9 (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 #4b396f 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 #4b396f
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 #4b396f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4b396f-ae9cc4-dfc94e-2a1f2d-e9ebf1?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