Color

#218183

#218183
hex#218183
rgbrgb(33, 129, 131)
hslhsl(181, 60%, 32%)
oklchoklch(0.551 0.085 197.1)
Closest name: teal (#008080)Relative luminance 0.1766

Tints & shades

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

Harmonies

Complementary

Open in tool →

#832221

#218353 · #215083

#832181 · #818321

Split-complementary

Open in tool →

#832150 · #835321

#532183 · #832221 · #508321

Contrast

#218183 as textRatioAAAA largeAAAFix
Aaon white
4.63:1passpassfail
  • AAA: use #186162 as the text (7.18:1)
Aaon black
4.53:1passpassfail
  • AAA: use #2aa5a7 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 #218183 as the background.

Brands using this color

Fonts for this mood

#218183 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #218183
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 #218183 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/218183-a2babe-d45992-1f272d-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