Color

#25cef4

#25cef4
hex#25cef4
rgbrgb(37, 206, 244)
hslhsl(191, 90%, 55%)
oklchoklch(0.788 0.136 218.4)
Closest name: Blue Mana (#68c2f5)Relative luminance 0.5107

Colors that go with #25cef4

Charcoal, Crimson and Dodger 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 →

#f44b25

#25f4b2 · #2566f4

#f425ce · #cef425

Split-complementary

Open in tool →

#f42566 · #f4b225

#b225f4 · #f44b25 · #66f425

Contrast

#25cef4 as textRatioAAAA largeAAAFix
Aaon white
1.87:1failfailfail
  • AA: use #08809b as the text (4.59:1)
  • AAA: use #066074 as the text (7.16:1)
  • AA: or shift the background to #4d4d4d (4.51:1)
  • AAA: or shift the background to #303030 (7.05:1)
Aaon black
11.21:1passpasspassPasses 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 #25cef4 as the background.

Brands using this color

Fonts for this mood

#25cef4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25cef4
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 #25cef4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25cef4-a2b6be-df4e7a-1f252d-e9f1ef?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