Color

#19ccb1

#19ccb1
hex#19ccb1
rgbrgb(25, 204, 177)
hslhsl(171, 78%, 45%)
oklchoklch(0.758 0.136 178.4)
Closest name: Cockatoo (#58c8b6)Relative luminance 0.4657

Colors that go with #19ccb1

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 →

#cc1934

#19cc58 · #198ecc

#b119cc · #ccb119

Split-complementary

Open in tool →

#cc198e · #cc5819

#5819cc · #cc1934 · #8ecc19

Contrast

#19ccb1 as textRatioAAAA largeAAAFix
Aaon white
2.04:1failfailfail
  • AA: use #108472 as the text (4.6:1)
  • AAA: use #0c6457 as the text (7.06:1)
  • AA: or shift the background to #474747 (4.56:1)
  • AAA: or shift the background to #292929 (7.14:1)
Aaon black
10.31:1passpasspassPasses 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 #19ccb1 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 #19ccb1
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 #19ccb1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/19ccb1-a2bebd-d459a7-1f292d-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