Color

#587eca

#587eca
hex#587eca
rgbrgb(88, 126, 202)
hslhsl(220, 52%, 57%)
oklchoklch(0.6 0.124 263.1)
Closest name: Flood (#6677bb)Relative luminance 0.2126

Tints & shades

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

Harmonies

Complementary

Open in tool →

#caa458

#58b7ca · #6b58ca

#ca587e · #7eca58

Split-complementary

Open in tool →

#ca6b58 · #b7ca58

#ca58b7 · #caa458 · #58ca6b

Contrast

#587eca as textRatioAAAA largeAAAFix
Aaon white
4:1failpassfail
  • AA: use #4972c5 as the text (4.67:1)
  • AAA: use #32569f as the text (7.08:1)
  • AA: or shift the background to #141414 (4.61:1)
Aaon black
5.25:1passpassfail
  • AAA: use #7796d4 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #587eca as the background.

Brands using this color

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

Fonts for this mood

#587eca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #587eca
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 #587eca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/587eca-9ca5c4-df694e-211f2d-e9f0f1?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