Color

#1c8dd4

#1c8dd4
hex#1c8dd4
rgbrgb(28, 141, 212)
hslhsl(203, 77%, 47%)
oklchoklch(0.619 0.142 243.4)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2405

Colors that go with #1c8dd4

Charcoal, Orange Red and Copper lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d4621c

#1cd4bf · #1c31d4

#d41c8d · #8dd41c

Split-complementary

Open in tool →

#d41c31 · #d4bf1c

#bf1cd4 · #d4621c · #31d41c

Contrast

#1c8dd4 as textRatioAAAA largeAAAFix
Aaon white
3.61:1failpassfail
  • AA: use #187bb9 as the text (4.59:1)
  • AAA: use #125d8c as the text (7.07:1)
  • AA: or shift the background to #1f1f1f (4.56:1)
Aaon black
5.81:1passpassfail
  • AAA: use #2b9de3 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1c8dd4 as the background.

Brands using this color

Fonts for this mood

#1c8dd4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1c8dd4
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #1c8dd4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1c8dd4-9cb0c4-df4e5d-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