Color

#316f90

#316f90
hex#316f90
rgbrgb(49, 111, 144)
hslhsl(201, 49%, 38%)
oklchoklch(0.516 0.082 234.8)
Closest name: Astral (#376f89)Relative luminance 0.1404

Colors that go with #316f90

Charcoal, Royal Blue and Sienna 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 →

#905331

#319082 · #314090

#90316f · #6f9031

Split-complementary

Open in tool →

#903140 · #908231

#823190 · #905331 · #409031

Contrast

#316f90 as textRatioAAAA largeAAAFix
Aaon white
5.52:1passpassfail
  • AAA: use #2a5e7a as the text (7.05:1)
Aaon black
3.81:1failpassfail
  • AA: use #377ba0 as the text (4.5:1)
  • AAA: use #589fc6 as the text (7.19:1)
  • AA: or shift the background to #e8e8e8 (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 #316f90 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#316f90 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #316f90
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 #316f90 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/316f90-9cb1c4-df4e62-1f222d-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