Color

#3caeb4

#3caeb4
hex#3caeb4
rgbrgb(60, 174, 180)
hslhsl(183, 50%, 47%)
oklchoklch(0.69 0.1 200.1)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3453

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b4423c

#3cb47e · #3c72b4

#b43cae · #aeb43c

Split-complementary

Open in tool →

#b43c72 · #b47e3c

#7e3cb4 · #b4423c · #72b43c

Contrast

#3caeb4 as textRatioAAAA largeAAAFix
Aaon white
2.66:1failfailfail
  • AA: use #2d8186 as the text (4.57:1)
  • AAA: use #216063 as the text (7.2:1)
  • AA: or shift the background to #363636 (4.55:1)
  • AAA: or shift the background to #121212 (7.05:1)
Aaon black
7.91:1passpasspassPasses 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 #3caeb4 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

#3caeb4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3caeb4
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 #3caeb4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3caeb4-a2b9be-d4598e-1f262d-e9f1ee?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