Color

#25efbc

#25efbc
hex#25efbc
rgbrgb(37, 239, 188)
hslhsl(165, 86%, 54%)
oklchoklch(0.849 0.164 169.5)
Closest name: Aquamarine (#2ee8bb)Relative luminance 0.6576

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ef2557

#25ef57 · #25bcef

#bc25ef · #efbc25

Split-complementary

Open in tool →

#ef25bc · #ef5725

#5725ef · #ef2557 · #bcef25

Contrast

#25efbc as textRatioAAAA largeAAAFix
Aaon white
1.48:1failfailfail
  • AA: use #0a8566 as the text (4.61:1)
  • AAA: use #07644d as the text (7.15:1)
  • AA: or shift the background to #5c5c5c (4.51:1)
  • AAA: or shift the background to #3d3d3d (7.32:1)
Aaon black
14.15:1passpasspassPasses 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 #25efbc 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 #25efbc
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 #25efbc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25efbc-a2beba-d459b3-1f2b2d-e9f1eb?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