Color

#25bbb4

#25bbb4
hex#25bbb4
rgbrgb(37, 187, 180)
hslhsl(177, 67%, 44%)
oklchoklch(0.718 0.117 189.9)
Closest name: Emerald Bliss (#4cbdac)Relative luminance 0.3923

Colors that go with #25bbb4

Charcoal, Denim and Midnight 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 →

#bb252d

#25bb69 · #2578bb

#b425bb · #bbb425

Split-complementary

Open in tool →

#bb2578 · #bb6925

#6925bb · #bb252d · #78bb25

Contrast

#25bbb4 as textRatioAAAA largeAAAFix
Aaon white
2.37:1failfailfail
  • AA: use #1a847f as the text (4.52:1)
  • AAA: use #13625e as the text (7.15:1)
  • AA: or shift the background to #3d3d3d (4.58:1)
  • AAA: or shift the background to #1c1c1c (7.18:1)
Aaon black
8.85:1passpasspassPasses 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 #25bbb4 as the background.

Brands using this color

mcpConnect your agent — build around #25bbb4
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 #25bbb4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25bbb4-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