Color

#536eea

#536eea
hex#536eea
rgbrgb(83, 110, 234)
hslhsl(229, 78%, 62%)
oklchoklch(0.585 0.189 270.3)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1893

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eace53

#53baea · #8253ea

#ea536e · #6eea53

Split-complementary

Open in tool →

#ea8253 · #baea53

#ea53ba · #eace53 · #53ea82

Contrast

#536eea as textRatioAAAA largeAAAFix
Aaon white
4.39:1failpassfail
  • AA: use #4e6ae9 as the text (4.6:1)
  • AAA: use #1c41e3 as the text (7.2:1)
  • AA: or shift the background to #0a0a0a (4.51:1)
Aaon black
4.79:1passpassfail
  • AAA: use #7b91ef as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #536eea 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

#536eea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #536eea
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 #536eea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/536eea-9c9fc4-df7e4e-231f2d-e9eef1?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