Color

#397c93

#397c93
hex#397c93
rgbrgb(57, 124, 147)
hslhsl(195, 44%, 40%)
oklchoklch(0.552 0.076 223.4)
Closest name: Cry Me a River (#427898)Relative luminance 0.1739

Colors that go with #397c93

Charcoal, Crimson and Amber 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 →

#935039

#39937c · #395093

#93397c · #7c9339

Split-complementary

Open in tool →

#933950 · #937c39

#7c3993 · #935039 · #509339

Contrast

#397c93 as textRatioAAAA largeAAAFix
Aaon white
4.69:1passpassfail
  • AAA: use #2b5d6e as the text (7.26:1)
Aaon black
4.48:1failpassfail
  • AA: use #3b8097 as the text (4.72:1)
  • AAA: use #4fa0ba as the text (7.07:1)
  • AA: or shift the background to #fcfcfc (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 #397c93 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

#397c93 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #397c93
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 #397c93 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/397c93-9cb5c4-df4e70-1f242d-e9f1ef?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