Color

#588ee4

#588ee4
hex#588ee4
rgbrgb(88, 142, 228)
hslhsl(217, 72%, 62%)
oklchoklch(0.649 0.142 259.3)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2702

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e4ae58

#58d4e4 · #6958e4

#e4588e · #8ee458

Split-complementary

Open in tool →

#e46958 · #d4e458

#e458d4 · #e4ae58 · #58e469

Contrast

#588ee4 as textRatioAAAA largeAAAFix
Aaon white
3.28:1failpassfail
  • AA: use #3173dd as the text (4.54:1)
  • AAA: use #1d55af as the text (7.07:1)
  • AA: or shift the background to #262626 (4.62:1)
Aaon black
6.4:1passpassfail
  • AAA: use #6597e6 as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #588ee4 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

#588ee4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #588ee4
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 #588ee4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/588ee4-9ca7c4-df624e-201f2d-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