Color

#188b85

#188b85
hex#188b85
rgbrgb(24, 139, 133)
hslhsl(177, 71%, 32%)
oklchoklch(0.577 0.095 189.3)
Closest name: darkcyan (#008b8b)Relative luminance 0.2035

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8c181d

#188c4c · #18578c

#86188c · #8c8618

Split-complementary

Open in tool →

#8c1857 · #8c4c18

#4c188c · #8c181d · #578c18

Contrast

#188b85 as textRatioAAAA largeAAAFix
Aaon white
4.14:1failpassfail
  • AA: use #16837d as the text (4.59:1)
  • AAA: use #10605c as the text (7.37:1)
  • AA: or shift the background to #121212 (4.52:1)
Aaon black
5.07:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #188b85 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 #188b85
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 #188b85 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/188b85-a2bcbe-d4599b-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