Color

#1bc09c

#1bc09c
hex#1bc09c
rgbrgb(27, 192, 156)
hslhsl(167, 75%, 43%)
oklchoklch(0.722 0.135 172.4)
Closest name: Bleached Olive (#55bb88)Relative luminance 0.4033

Colors that go with #1bc09c

Charcoal, Hot Pink and Blue 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 →

#c01b3f

#1bc04a · #1b91c0

#9c1bc0 · #c09c1b

Split-complementary

Open in tool →

#c01b91 · #c04a1b

#4a1bc0 · #c01b3f · #91c01b

Contrast

#1bc09c as textRatioAAAA largeAAAFix
Aaon white
2.32:1failfailfail
  • AA: use #13866d as the text (4.51:1)
  • AAA: use #0e6250 as the text (7.29:1)
  • AA: or shift the background to #3d3d3d (4.69:1)
  • AAA: or shift the background to #1f1f1f (7.12:1)
Aaon black
9.07:1passpasspassPasses 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 #1bc09c as the background.

Brands using this color

mcpConnect your agent — build around #1bc09c
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 #1bc09c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1bc09c-a2bebb-d459af-1f2a2d-e9f1ec?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