Color

#152b89

#152b89
hex#152b89
rgbrgb(21, 43, 137)
hslhsl(229, 73%, 31%)
oklchoklch(0.344 0.158 266.8)
Closest name: Below the Surface (#0a2f7c)Relative luminance 0.0369

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#897415

#156489 · #3a1589

#89152b · #2b8915

Split-complementary

Open in tool →

#893a15 · #648915

#891564 · #897415 · #15893a

Contrast

#152b89 as textRatioAAAA largeAAAFix
Aaon white
12.08:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #4f6ae3 as the text (4.5:1)
  • AAA: use #7f93eb as the text (7.28:1)
  • AA: or shift the background to #9e9e9e (4.51:1)
  • AAA: or shift the background to #c7c7c7 (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 #152b89 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

#152b89 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #152b89
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #152b89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/152b89-9c9fc4-df7e4e-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