Color

#1da1cd

#1da1cd
hex#1da1cd
rgbrgb(29, 161, 205)
hslhsl(195, 75%, 46%)
oklchoklch(0.663 0.122 227.3)
Closest name: Blue Burst (#309cd0)Relative luminance 0.3016

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd491d

#1dcda1 · #1d49cd

#cd1da1 · #a1cd1d

Split-complementary

Open in tool →

#cd1d49 · #cda11d

#a11dcd · #cd491d · #49cd1d

Contrast

#1da1cd as textRatioAAAA largeAAAFix
Aaon white
2.99:1failfailfail
  • AA: use #177ea1 as the text (4.63:1)
  • AAA: use #115f78 as the text (7.16:1)
  • AA: or shift the background to #2e2e2e (4.55:1)
  • AAA: or shift the background to #000000 (7.03:1)
Aaon black
7.03:1passpasspassPasses 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 #1da1cd 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

#1da1cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1da1cd
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 #1da1cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1da1cd-9cb5c4-df4e70-1f242d-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