Color

#152cf9

#152cf9
hex#152cf9
rgbrgb(21, 44, 249)
hslhsl(234, 95%, 53%)
oklchoklch(0.473 0.288 265.7)
Closest name: C64 Blue (#003aff)Relative luminance 0.088

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f9e215

#159ef9 · #7015f9

#f9152c · #2cf915

Split-complementary

Open in tool →

#f97015 · #9ef915

#f9159e · #f9e215 · #15f970

Contrast

#152cf9 as textRatioAAAA largeAAAFix
Aaon white
7.61:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #5666fb as the text (4.69:1)
  • AAA: use #838ffc as the text (7.3:1)
  • AA: or shift the background to #c7c7c7 (4.5:1)
  • AAA: or shift the background to #f7f7f7 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #152cf9 as the background.

Brands using this color

Fonts for this mood

#152cf9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #152cf9
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 #152cf9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/152cf9-9d9cc4-df8a4e-241f2d-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