Color

#397cac

#397cac
hex#397cac
rgbrgb(57, 124, 172)
hslhsl(205, 50%, 45%)
oklchoklch(0.564 0.101 242.6)
Closest name: Blue Triumph (#4376ab)Relative luminance 0.1826

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ac6939

#39aca3 · #3943ac

#ac397c · #7cac39

Split-complementary

Open in tool →

#ac3943 · #aca339

#a339ac · #ac6939 · #43ac39

Contrast

#397cac as textRatioAAAA largeAAAFix
Aaon white
4.51:1passpassfail
  • AAA: use #2a5b7e as the text (7.25:1)
Aaon black
4.65:1passpassfail
  • AAA: use #5e9dc9 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #397cac 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

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

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

tool url/palettes/new/397cac-9cafc4-df4e58-1f212d-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