Color

#3abbdf

#3abbdf
hex#3abbdf
rgbrgb(58, 187, 223)
hslhsl(193, 72%, 55%)
oklchoklch(0.738 0.12 220.9)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.4177

Tints & shades

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

Harmonies

Complementary

Open in tool →

#df5d3a

#3adfb0 · #3a68df

#df3abb · #bbdf3a

Split-complementary

Open in tool →

#df3a68 · #dfb03a

#b03adf · #df5d3a · #68df3a

Contrast

#3abbdf as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #197e9a as the text (4.67:1)
  • AAA: use #136176 as the text (7:1)
  • AA: or shift the background to #404040 (4.62:1)
  • AAA: or shift the background to #212121 (7.17:1)
Aaon black
9.35:1passpasspassPasses 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 #3abbdf 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

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

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

tool url/palettes/new/3abbdf-a2b5be-df4e75-1f242d-e9f1ef?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