Color

#398e84

#398e84
hex#398e84
rgbrgb(57, 142, 132)
hslhsl(173, 43%, 39%)
oklchoklch(0.592 0.083 184.6)
Closest name: Highlands (#449084)Relative luminance 0.2188

Colors that go with #398e84

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.

Real palettes that use #398e84

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8e3943

#398e59 · #396d8e

#84398e · #8e8439

Split-complementary

Open in tool →

#8e396d · #8e5939

#59398e · #8e3943 · #6d8e39

Contrast

#398e84 as textRatioAAAA largeAAAFix
Aaon white
3.91:1failpassfail
  • AA: use #338077 as the text (4.67:1)
  • AAA: use #27625c as the text (7.03:1)
  • AA: or shift the background to #171717 (4.59:1)
Aaon black
5.38:1passpassfail
  • AAA: use #43a89c as the text (7.32:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #398e84 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 #398e84
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 #398e84 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/398e84-a2bebe-d459a3-1f292d-e9f1ec?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