Color

#25cfe9

#25cfe9
hex#25cfe9
rgbrgb(37, 207, 233)
hslhsl(188, 82%, 53%)
oklchoklch(0.786 0.131 211.3)
Closest name: darkturquoise (#00ced1)Relative luminance 0.509

Colors that go with #25cfe9

Charcoal, Crimson and Dark Orange 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 →

#e93f25

#25e9a1 · #256de9

#e925cf · #cfe925

Split-complementary

Open in tool →

#e9256d · #e9a125

#a125e9 · #e93f25 · #6de925

Contrast

#25cfe9 as textRatioAAAA largeAAAFix
Aaon white
1.88:1failfailfail
  • AA: use #0e7f90 as the text (4.71:1)
  • AAA: use #0b626f as the text (7.02:1)
  • AA: or shift the background to #4d4d4d (4.5:1)
  • AAA: or shift the background to #303030 (7.03:1)
Aaon black
11.18:1passpasspassPasses 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 #25cfe9 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#25cfe9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25cfe9
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 #25cfe9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25cfe9-a2b7be-df4e81-1f252d-e9f1ee?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