Color

#39847d

#39847d
hex#39847d
rgbrgb(57, 132, 125)
hslhsl(174, 40%, 37%)
oklchoklch(0.564 0.075 187)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1885

Colors that go with #39847d

Charcoal, Copper and Crimson 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 →

#843940

#398457 · #396684

#7d3984 · #847d39

Split-complementary

Open in tool →

#843966 · #845739

#573984 · #843940 · #668439

Contrast

#39847d as textRatioAAAA largeAAAFix
Aaon white
4.4:1failpassfail
  • AA: use #378179 as the text (4.59:1)
  • AAA: use #29605b as the text (7.2:1)
  • AA: or shift the background to #080808 (4.55:1)
Aaon black
4.77:1passpassfail
  • AAA: use #46a49b as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #39847d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #39847d
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 #39847d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/39847d-a2bebe-d459a1-1f292d-e9f1ed?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