Color

#588aee

#588aee
hex#588aee
rgbrgb(88, 138, 238)
hslhsl(220, 82%, 64%)
oklchoklch(0.646 0.159 262.7)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2642

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eebc58

#58d5ee · #7158ee

#ee588a · #8aee58

Split-complementary

Open in tool →

#ee7158 · #d5ee58

#ee58d5 · #eebc58 · #58ee71

Contrast

#588aee as textRatioAAAA largeAAAFix
Aaon white
3.34:1failpassfail
  • AA: use #3370eb as the text (4.51:1)
  • AAA: use #134ec3 as the text (7.23:1)
  • AA: or shift the background to #262626 (4.53:1)
Aaon black
6.28:1passpassfail
  • AAA: use #6694f0 as the text (7.06:1)

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

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

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

tool url/palettes/new/588aee-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