Color

#152c7e

#152c7e
hex#152c7e
rgbrgb(21, 44, 126)
hslhsl(227, 71%, 29%)
oklchoklch(0.335 0.141 266.3)
Closest name: Below the Surface (#0a2f7c)Relative luminance 0.0347

Colors that go with #152c7e

Charcoal, Steel Blue and Blue 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 →

#7e6815

#15617e · #33157e

#7e152c · #2c7e15

Split-complementary

Open in tool →

#7e3315 · #617e15

#7e1561 · #7e6815 · #157e33

Contrast

#152c7e as textRatioAAAA largeAAAFix
Aaon white
12.4:1passpasspassPasses AAA — no fix needed.
Aaon black
1.69:1failfailfail
  • AA: use #4c6ce1 as the text (4.54:1)
  • AAA: use #7c94e9 as the text (7.27:1)
  • AA: or shift the background to #9c9c9c (4.52:1)
  • AAA: or shift the background to #c4c4c4 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #152c7e 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

#152c7e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #152c7e
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 #152c7e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/152c7e-9ca0c4-df7a4e-221f2d-e9eff1?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