Color

#338e8b

#338e8b
hex#338e8b
rgbrgb(51, 142, 139)
hslhsl(178, 47%, 38%)
oklchoklch(0.593 0.085 192)
Closest name: Highlands (#449084)Relative luminance 0.2191

Colors that go with #338e8b

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 #338e8b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8e3336

#338e5e · #33648e

#8b338e · #8e8b33

Split-complementary

Open in tool →

#8e3364 · #8e5e33

#5e338e · #8e3336 · #648e33

Contrast

#338e8b as textRatioAAAA largeAAAFix
Aaon white
3.9:1failpassfail
  • AA: use #2e7f7d as the text (4.72:1)
  • AAA: use #23615f as the text (7.13:1)
  • AA: or shift the background to #171717 (4.6:1)
Aaon black
5.38:1passpassfail
  • AAA: use #3ba5a1 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #338e8b 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 #338e8b
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 #338e8b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/338e8b-a2bcbe-d45999-1f282d-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