Color

#0a88cd

#0a88cd
hex#0a88cd
rgbrgb(10, 136, 205)
hslhsl(201, 91%, 42%)
oklchoklch(0.601 0.141 242.4)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.2208

Colors that go with #0a88cd

Charcoal, Crimson 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 →

#cd4e0a

#0acdaf · #0a27cd

#cd0a88 · #88cd0a

Split-complementary

Open in tool →

#cd0a27 · #cdaf0a

#af0acd · #cd4e0a · #27cd0a

Contrast

#0a88cd as textRatioAAAA largeAAAFix
Aaon white
3.88:1failpassfail
  • AA: use #097bb9 as the text (4.62:1)
  • AAA: use #075e8d as the text (7.01:1)
  • AA: or shift the background to #171717 (4.62:1)
Aaon black
5.42:1passpassfail
  • AAA: use #0b9fef as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a88cd 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

#0a88cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a88cd
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 #0a88cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a88cd-9cb1c4-df4e62-1f222d-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