Color

#338a8a

#338a8a
hex#338a8a
rgbrgb(51, 138, 138)
hslhsl(180, 46%, 37%)
oklchoklch(0.582 0.082 195.1)
Closest name: darkcyan (#008b8b)Relative luminance 0.2072

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8a3333

#338a5e · #335e8a

#8a338a · #8a8a33

Split-complementary

Open in tool →

#8a335e · #8a5e33

#5e338a · #8a3333 · #5e8a33

Contrast

#338a8a as textRatioAAAA largeAAAFix
Aaon white
4.08:1failpassfail
  • AA: use #308282 as the text (4.52:1)
  • AAA: use #246161 as the text (7.1:1)
  • AA: or shift the background to #141414 (4.51:1)
Aaon black
5.14:1passpassfail
  • AAA: use #3da4a4 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 #338a8a 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

#338a8a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #338a8a
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 #338a8a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/338a8a-a2bbbe-d45994-1f272d-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