Color

#0159b2

#0159b2
hex#0159b2
rgbrgb(1, 89, 178)
hslhsl(210, 99%, 35%)
oklchoklch(0.474 0.159 255.6)
Closest name: Denim (#1560bd)Relative luminance 0.1037

Colors that go with #0159b2

Charcoal, Crimson and Sienna 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 →

#b25901

#01b2b2 · #0101b2

#b20159 · #59b201

Split-complementary

Open in tool →

#b20101 · #b2b201

#b201b2 · #b25901 · #01b201

Contrast

#0159b2 as textRatioAAAA largeAAAFix
Aaon white
6.83:1passpassfail
  • AAA: use #0157ad as the text (7.08:1)
Aaon black
3.07:1failpassfail
  • AA: use #0173e4 as the text (4.57:1)
  • AAA: use #3499fe as the text (7.13:1)
  • AA: or shift the background to #d4d4d4 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0159b2 as the background.

Brands using this color

Fonts for this mood

#0159b2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0159b2
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 #0159b2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0159b2-9cabc4-df514e-1f202d-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