Color

#31476d

#31476d
hex#31476d
rgbrgb(49, 71, 109)
hslhsl(218, 38%, 31%)
oklchoklch(0.398 0.07 260.8)
Closest name: Blue Funk (#2d4470)Relative luminance 0.0626

Colors that go with #31476d

Blue, Cadet 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 →

#6d5731

#31656d · #39316d

#6d3147 · #476d31

Split-complementary

Open in tool →

#6d3931 · #656d31

#6d3165 · #6d5731 · #316d39

Contrast

#31476d as textRatioAAAA largeAAAFix
Aaon white
9.32:1passpasspassPasses AAA — no fix needed.
Aaon black
2.25:1failfailfail
  • AA: use #5375b2 as the text (4.56:1)
  • AAA: use #7d97c5 as the text (7.1:1)
  • AA: or shift the background to #b5b5b5 (4.55:1)
  • AAA: or shift the background to #e0e0e0 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #31476d as the background.

Brands using this color

Fonts for this mood

#31476d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #31476d
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 #31476d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31476d-9ca6c4-df644e-201f2d-e9f0f1?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