Color

#288daf

#288daf
hex#288daf
rgbrgb(40, 141, 175)
hslhsl(195, 63%, 42%)
oklchoklch(0.602 0.102 225.5)
Closest name: Blue Moon (#3992a8)Relative luminance 0.226

Tints & shades

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

Harmonies

Complementary

Open in tool →

#af4928

#28af8d · #2849af

#af288d · #8daf28

Split-complementary

Open in tool →

#af2849 · #af8d28

#8d28af · #af4928 · #49af28

Contrast

#288daf as textRatioAAAA largeAAAFix
Aaon white
3.8:1failpassfail
  • AA: use #247f9e as the text (4.56:1)
  • AAA: use #1a5e74 as the text (7.25:1)
  • AA: or shift the background to #1a1a1a (4.57:1)
Aaon black
5.52:1passpassfail
  • AAA: use #2da1c8 as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #288daf 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

#288daf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #288daf
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 #288daf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/288daf-9cb5c4-df4e70-1f242d-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