Color

#287486

#287486
hex#287486
rgbrgb(40, 116, 134)
hslhsl(191, 54%, 34%)
oklchoklch(0.521 0.078 216.6)
Closest name: Calypso (#3d7188)Relative luminance 0.1466

Tints & shades

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

Harmonies

Complementary

Open in tool →

#863928

#288668 · #284686

#862874 · #748628

Split-complementary

Open in tool →

#862846 · #866828

#682886 · #863928 · #468628

Contrast

#287486 as textRatioAAAA largeAAAFix
Aaon white
5.34:1passpassfail
  • AAA: use #21606e as the text (7.09:1)
Aaon black
3.93:1failpassfail
  • AA: use #2b7f91 as the text (4.55:1)
  • AAA: use #38a4bc as the text (7.2:1)
  • AA: or shift the background to #ededed (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #287486 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

#287486 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #287486
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 #287486 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/287486-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