Color

#20316a

#20316a
hex#20316a
rgbrgb(32, 49, 106)
hslhsl(226, 54%, 27%)
oklchoklch(0.334 0.102 268)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0354

Colors that go with #20316a

Steel Blue, Dark Olive Green 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 →

#6a5920

#20566a · #33206a

#6a2031 · #316a20

Split-complementary

Open in tool →

#6a3320 · #566a20

#6a2056 · #6a5920 · #206a33

Contrast

#20316a as textRatioAAAA largeAAAFix
Aaon white
12.29:1passpasspassPasses AAA — no fix needed.
Aaon black
1.71:1failfailfail
  • AA: use #5672cd as the text (4.68:1)
  • AAA: use #7d93d8 as the text (7.04:1)
  • AA: or shift the background to #9e9e9e (4.59:1)
  • AAA: or shift the background to #c4c4c4 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #20316a as the background.

Brands using this color

Fonts for this mood

#20316a reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #20316a
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 #20316a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/20316a-9ca1c4-df774e-221f2d-e9eff1?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