Color

#1db1fc

#1db1fc
hex#1db1fc
rgbrgb(29, 177, 252)
hslhsl(200, 97%, 55%)
oklchoklch(0.724 0.156 238.8)
Closest name: Cerulean (#55aaee)Relative luminance 0.3873

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fc671d

#1dfcd6 · #1d42fc

#fc1db1 · #b1fc1d

Split-complementary

Open in tool →

#fc1d42 · #fcd61d

#d61dfc · #fc671d · #42fc1d

Contrast

#1db1fc as textRatioAAAA largeAAAFix
Aaon white
2.4:1failfailfail
  • AA: use #037dba as the text (4.52:1)
  • AAA: use #025e8d as the text (7.03:1)
  • AA: or shift the background to #3d3d3d (4.52:1)
  • AAA: or shift the background to #1c1c1c (7.1:1)
Aaon black
8.75:1passpasspassPasses 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 #1db1fc as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1db1fc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1db1fc
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 #1db1fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1db1fc-9cb2c4-df4e64-1f232d-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