Color

#20316f

#20316f
hex#20316f
rgbrgb(32, 49, 111)
hslhsl(227, 55%, 28%)
oklchoklch(0.338 0.109 268.4)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0365

Colors that go with #20316f

Steel Blue, Blue and Cadet 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 →

#6f5e20

#20586f · #36206f

#6f2031 · #316f20

Split-complementary

Open in tool →

#6f3620 · #586f20

#6f2058 · #6f5e20 · #206f36

Contrast

#20316f as textRatioAAAA largeAAAFix
Aaon white
12.14:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #556fce as the text (4.55:1)
  • AAA: use #8194da as the text (7.18:1)
  • AA: or shift the background to #9e9e9e (4.53:1)
  • AAA: or shift the background to #c7c7c7 (7.18:1)

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

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/20316f-9ca0c4-df7a4e-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