Color

#313296

#313296
hex#313296
rgbrgb(49, 50, 150)
hslhsl(239, 51%, 39%)
oklchoklch(0.385 0.159 275.5)
Closest name: Bluebell (#333399)Relative luminance 0.0514

Tints & shades

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

Harmonies

Complementary

Open in tool →

#969431

#316596 · #623196

#963132 · #329631

Split-complementary

Open in tool →

#966231 · #659631

#963165 · #969431 · #319662

Contrast

#313296 as textRatioAAAA largeAAAFix
Aaon white
10.36:1passpasspassPasses AAA — no fix needed.
Aaon black
2.03:1failfailfail
  • AA: use #696bce as the text (4.59:1)
  • AAA: use #8f91db as the text (7.24:1)
  • AA: or shift the background to #ababab (4.51:1)
  • AAA: or shift the background to #d6d6d6 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #313296 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

#313296 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #313296
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 #313296 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/313296-a09cc4-df964e-251f2d-e9edf1?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