Color

#338a87

#338a87
hex#338a87
rgbrgb(51, 138, 135)
hslhsl(178, 46%, 37%)
oklchoklch(0.581 0.082 191.9)
Closest name: darkcyan (#008b8b)Relative luminance 0.2063

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8a3336

#338a5b · #33618a

#87338a · #8a8733

Split-complementary

Open in tool →

#8a3361 · #8a5b33

#5b338a · #8a3336 · #618a33

Contrast

#338a87 as textRatioAAAA largeAAAFix
Aaon white
4.1:1failpassfail
  • AA: use #308280 as the text (4.54:1)
  • AAA: use #24615f as the text (7.12:1)
  • AA: or shift the background to #121212 (4.57:1)
Aaon black
5.13:1passpassfail
  • AAA: use #3da4a0 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #338a87 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 #338a87
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 #338a87 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/338a87-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