Color

#0187f4

#0187f4
hex#0187f4
rgbrgb(1, 135, 244)
hslhsl(207, 99%, 48%)
oklchoklch(0.622 0.189 252.6)
Closest name: Azure (#007fff)Relative luminance 0.2387

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f46e01

#01f4e7 · #010df4

#f40187 · #87f401

Split-complementary

Open in tool →

#f4010d · #f4e701

#e701f4 · #f46e01 · #0df401

Contrast

#0187f4 as textRatioAAAA largeAAAFix
Aaon white
3.64:1failpassfail
  • AA: use #0176d5 as the text (4.61:1)
  • AAA: use #015aa2 as the text (7.03:1)
  • AA: or shift the background to #1f1f1f (4.53:1)
Aaon black
5.77:1passpassfail
  • AAA: use #209afe as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0187f4 as the background.

Brands using this color

Fonts for this mood

#0187f4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0187f4
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 #0187f4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0187f4-9cadc4-df4e53-1f212d-e9f1f1?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