Color

#3eabea

#3eabea
hex#3eabea
rgbrgb(62, 171, 234)
hslhsl(202, 80%, 58%)
oklchoklch(0.707 0.134 238.5)
Closest name: Cerulean (#55aaee)Relative luminance 0.3609

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ea7d3e

#3eead3 · #3e55ea

#ea3eab · #abea3e

Split-complementary

Open in tool →

#ea3e55 · #ead33e

#d33eea · #ea7d3e · #55ea3e

Contrast

#3eabea as textRatioAAAA largeAAAFix
Aaon white
2.56:1failfailfail
  • AA: use #147cb8 as the text (4.56:1)
  • AAA: use #0f5d8a as the text (7.11:1)
  • AA: or shift the background to #383838 (4.59:1)
  • AAA: or shift the background to #171717 (7.02:1)
Aaon black
8.22:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3eabea as the background.

Brands using this color

Fonts for this mood

#3eabea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3eabea
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 #3eabea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3eabea-9cb1c4-df4e5f-1f222d-e9f1f0?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