Color

#25c4e4

#25c4e4
hex#25c4e4
rgbrgb(37, 196, 228)
hslhsl(190, 78%, 52%)
oklchoklch(0.758 0.128 215.9)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4547

Colors that go with #25c4e4

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 →

#e44525

#25e4a4 · #2565e4

#e425c4 · #c4e425

Split-complementary

Open in tool →

#e42565 · #e4a425

#a425e4 · #e44525 · #65e425

Contrast

#25c4e4 as textRatioAAAA largeAAAFix
Aaon white
2.08:1failfailfail
  • AA: use #138096 as the text (4.61:1)
  • AAA: use #0e6171 as the text (7.08:1)
  • AA: or shift the background to #454545 (4.61:1)
  • AAA: or shift the background to #262626 (7.27:1)
Aaon black
10.09:1passpasspassPasses 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 #25c4e4 as the background.

Brands using this color

Fonts for this mood

#25c4e4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25c4e4
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 #25c4e4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25c4e4-a2b6be-df4e7c-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