Color

#25a8e9

#25a8e9
hex#25a8e9
rgbrgb(37, 168, 233)
hslhsl(200, 82%, 53%)
oklchoklch(0.694 0.142 237)
Closest name: Cerulean (#55aaee)Relative luminance 0.3428

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e96625

#25e9c9 · #2546e9

#e925a8 · #a8e925

Split-complementary

Open in tool →

#e92546 · #e9c925

#c925e9 · #e96625 · #46e925

Contrast

#25a8e9 as textRatioAAAA largeAAAFix
Aaon white
2.67:1failfailfail
  • AA: use #117bb0 as the text (4.68:1)
  • AAA: use #0d5e87 as the text (7.08:1)
  • AA: or shift the background to #363636 (4.52:1)
  • AAA: or shift the background to #121212 (7.01:1)
Aaon black
7.86:1passpasspassPasses 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 #25a8e9 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#25a8e9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25a8e9
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 #25a8e9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25a8e9-9cb2c4-df4e64-1f232d-e9f1f0?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