Color

#1cbab2

#1cbab2
hex#1cbab2
rgbrgb(28, 186, 178)
hslhsl(177, 74%, 42%)
oklchoklch(0.714 0.119 189.2)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3858

Colors that go with #1cbab2

Charcoal, Crimson and Denim 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ba1c24

#1cba63 · #1c73ba

#b21cba · #bab21c

Split-complementary

Open in tool →

#ba1c73 · #ba631c

#631cba · #ba1c24 · #73ba1c

Contrast

#1cbab2 as textRatioAAAA largeAAAFix
Aaon white
2.41:1failfailfail
  • AA: use #13817b as the text (4.72:1)
  • AAA: use #0f625d as the text (7.18:1)
  • AA: or shift the background to #3d3d3d (4.51:1)
  • AAA: or shift the background to #1c1c1c (7.07:1)
Aaon black
8.72:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1cbab2 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #1cbab2
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 #1cbab2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1cbab2-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