Color

#39488e

#39488e
hex#39488e
rgbrgb(57, 72, 142)
hslhsl(229, 43%, 39%)
oklchoklch(0.427 0.117 271.6)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0746

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8e7f39

#39738e · #54398e

#8e3948 · #488e39

Split-complementary

Open in tool →

#8e5439 · #738e39

#8e3973 · #8e7f39 · #398e54

Contrast

#39488e as textRatioAAAA largeAAAFix
Aaon white
8.43:1passpasspassPasses AAA — no fix needed.
Aaon black
2.49:1failfailfail
  • AA: use #5f70bf as the text (4.56:1)
  • AAA: use #8794cf as the text (7.17:1)
  • AA: or shift the background to #bfbfbf (4.58:1)
  • AAA: or shift the background to #ebebeb (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #39488e 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

#39488e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #39488e
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 #39488e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/39488e-9c9fc4-df7e4e-231f2d-e9eef1?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