Color

#316caa

#316caa
hex#316caa
rgbrgb(49, 108, 170)
hslhsl(211, 55%, 43%)
oklchoklch(0.523 0.116 251.9)
Closest name: Campanula (#3473b7)Relative luminance 0.1428

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa7031

#31a8aa · #3331aa

#aa316c · #6caa31

Split-complementary

Open in tool →

#aa3331 · #a8aa31

#aa31a8 · #aa7031 · #31aa33

Contrast

#316caa as textRatioAAAA largeAAAFix
Aaon white
5.45:1passpassfail
  • AAA: use #295a8e as the text (7.13:1)
Aaon black
3.86:1failpassfail
  • AA: use #3778be as the text (4.59:1)
  • AAA: use #659ad2 as the text (7.11:1)
  • AA: or shift the background to #ebebeb (4.57:1)

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

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

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

tool url/palettes/new/316caa-9cabc4-df534e-1f202d-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