Color

#0188fe

#0188fe
hex#0188fe
rgbrgb(1, 136, 254)
hslhsl(208, 99%, 50%)
oklchoklch(0.631 0.2 254)
Closest name: dodgerblue (#1e90ff)Relative luminance 0.2477

Colors that go with #0188fe

Charcoal, Crimson and Amber 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 →

#fe7701

#01fef5 · #010afe

#fe0188 · #88fe01

Split-complementary

Open in tool →

#fe010a · #fef501

#f501fe · #fe7701 · #0afe01

Contrast

#0188fe as textRatioAAAA largeAAAFix
Aaon white
3.53:1failpassfail
  • AA: use #0175da as the text (4.61:1)
  • AAA: use #0157a2 as the text (7.28:1)
  • AA: or shift the background to #212121 (4.57:1)
Aaon black
5.95:1passpassfail
  • AAA: use #2599fe as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0188fe as the background.

Brands using this color

Fonts for this mood

#0188fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0188fe
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 #0188fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0188fe-9cadc4-df4e51-1f212d-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