Color

#15248a

#15248a
hex#15248a
rgbrgb(21, 36, 138)
hslhsl(232, 74%, 31%)
oklchoklch(0.333 0.167 267.9)
Closest name: Deepsea Kraken (#082599)Relative luminance 0.0326

Colors that go with #15248a

Steel Blue, Blue and Charcoal 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 →

#8a7a15

#155f8a · #3f158a

#8a1524 · #248a15

Split-complementary

Open in tool →

#8a3f15 · #5f8a15

#8a155f · #8a7a15 · #158a3f

Contrast

#15248a as textRatioAAAA largeAAAFix
Aaon white
12.72:1passpasspassPasses AAA — no fix needed.
Aaon black
1.65:1failfailfail
  • AA: use #566ae6 as the text (4.6:1)
  • AAA: use #8391ec as the text (7.23:1)
  • AA: or shift the background to #9c9c9c (4.63:1)
  • AAA: or shift the background to #c2c2c2 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #15248a as the background.

Brands using this color

Fonts for this mood

#15248a reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #15248a
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 #15248a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/15248a-9c9dc4-df864e-231f2d-e9eef1?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