Color

#159cd5

#159cd5
hex#159cd5
rgbrgb(21, 156, 213)
hslhsl(198, 82%, 46%)
oklchoklch(0.654 0.133 234.4)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2874

Colors that go with #159cd5

Charcoal, Orange Red 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 →

#d54f15

#15d5af · #153cd5

#d5159c · #9cd515

Split-complementary

Open in tool →

#d5153c · #d5af15

#af15d5 · #d54f15 · #3cd515

Contrast

#159cd5 as textRatioAAAA largeAAAFix
Aaon white
3.11:1failpassfail
  • AA: use #117dac as the text (4.61:1)
  • AAA: use #0d5f82 as the text (7.06:1)
  • AA: or shift the background to #2b2b2b (4.55:1)
Aaon black
6.75:1passpassfail
  • AAA: use #169fda as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #159cd5 as the background.

Brands using this color

Fonts for this mood

#159cd5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #159cd5
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 #159cd5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/159cd5-9cb3c4-df4e69-1f232d-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