Color

#1f48ea

#1f48ea
hex#1f48ea
rgbrgb(31, 72, 234)
hslhsl(228, 83%, 52%)
oklchoklch(0.496 0.245 265.6)
Closest name: C64 Blue (#003aff)Relative luminance 0.1087

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eac21f

#1fadea · #5c1fea

#ea1f48 · #48ea1f

Split-complementary

Open in tool →

#ea5c1f · #adea1f

#ea1fad · #eac21f · #1fea5c

Contrast

#1f48ea as textRatioAAAA largeAAAFix
Aaon white
6.62:1passpassfail
  • AAA: use #1640e9 as the text (7.13:1)
Aaon black
3.17:1failpassfail
  • AA: use #496aee as the text (4.58:1)
  • AAA: use #7890f2 as the text (7.07:1)
  • AA: or shift the background to #d6d6d6 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f48ea 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

#1f48ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f48ea
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 #1f48ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f48ea-9c9fc4-df7c4e-231f2d-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