Color

#25c5da

#25c5da
hex#25c5da
rgbrgb(37, 197, 218)
hslhsl(187, 71%, 50%)
oklchoklch(0.756 0.124 209)
Closest name: darkturquoise (#00ced1)Relative luminance 0.4539

Colors that go with #25c5da

Charcoal, Dark Orange and Denim 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 →

#da3a25

#25da95 · #256ada

#da25c5 · #c5da25

Split-complementary

Open in tool →

#da256a · #da9525

#9525da · #da3a25 · #6ada25

Contrast

#25c5da as textRatioAAAA largeAAAFix
Aaon white
2.08:1failfailfail
  • AA: use #188290 as the text (4.53:1)
  • AAA: use #12626d as the text (7.01:1)
  • AA: or shift the background to #454545 (4.6:1)
  • AAA: or shift the background to #262626 (7.26:1)
Aaon black
10.08:1passpasspassPasses 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 #25c5da as the background.

Brands using this color

Fonts for this mood

#25c5da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25c5da
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 #25c5da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25c5da-a2b8be-df4e83-1f262d-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