Color

#316487

#316487
hex#316487
rgbrgb(49, 100, 135)
hslhsl(204, 47%, 36%)
oklchoklch(0.484 0.079 241)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1152

Colors that go with #316487

Charcoal, Royal Blue and Rust 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 →

#875331

#31877e · #313987

#873164 · #648731

Split-complementary

Open in tool →

#873139 · #877e31

#7e3187 · #875331 · #398731

Contrast

#316487 as textRatioAAAA largeAAAFix
Aaon white
6.36:1passpassfail
  • AAA: use #2d5c7c as the text (7.16:1)
Aaon black
3.3:1failpassfail
  • AA: use #3b7ba5 as the text (4.56:1)
  • AAA: use #5e9cc5 as the text (7.04:1)
  • AA: or shift the background to #d9d9d9 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #316487 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#316487 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #316487
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 #316487 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/316487-9cafc4-df4e5a-1f222d-e9f1f0?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