Color

#397693

#397693
hex#397693
rgbrgb(57, 118, 147)
hslhsl(199, 44%, 40%)
oklchoklch(0.538 0.078 231.3)
Closest name: Harbour Blue (#417491)Relative luminance 0.1593

Tints & shades

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

Harmonies

Complementary

Open in tool →

#935639

#399382 · #394a93

#933976 · #769339

Split-complementary

Open in tool →

#93394a · #938239

#823993 · #935639 · #4a9339

Contrast

#397693 as textRatioAAAA largeAAAFix
Aaon white
5.02:1passpassfail
  • AAA: use #2c5c72 as the text (7.29:1)
Aaon black
4.19:1failpassfail
  • AA: use #3c7c9a as the text (4.54:1)
  • AAA: use #5a9fbf as the text (7.15:1)
  • AA: or shift the background to #f5f5f5 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #397693 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

#397693 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #397693
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 #397693 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/397693-9cb3c4-df4e66-1f232d-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