Color

#316fa5

#316fa5
hex#316fa5
rgbrgb(49, 111, 165)
hslhsl(208, 54%, 42%)
oklchoklch(0.527 0.107 247.7)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1474

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#a56731

#31a5a1 · #3135a5

#a5316f · #6fa531

Split-complementary

Open in tool →

#a53135 · #a5a131

#a131a5 · #a56731 · #35a531

Contrast

#316fa5 as textRatioAAAA largeAAAFix
Aaon white
5.32:1passpassfail
  • AAA: use #295c89 as the text (7.03:1)
Aaon black
3.95:1failpassfail
  • AA: use #367ab5 as the text (4.61:1)
  • AAA: use #629dd0 as the text (7.25:1)
  • AA: or shift the background to #ededed (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #316fa5 as the background.

Brands using this color

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

Fonts for this mood

#316fa5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #316fa5
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #316fa5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/316fa5-9cadc4-df4e51-1f212d-e9f1f1?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