Color

#253dda

#253dda
hex#253dda
rgbrgb(37, 61, 218)
hslhsl(232, 71%, 50%)
oklchoklch(0.464 0.236 267.6)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0879

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dac225

#2598da · #6725da

#da253d · #3dda25

Split-complementary

Open in tool →

#da6725 · #98da25

#da2598 · #dac225 · #25da67

Contrast

#253dda as textRatioAAAA largeAAAFix
Aaon white
7.61:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #596ce3 as the text (4.68:1)
  • AAA: use #818fea as the text (7.05:1)
  • AA: or shift the background to #c7c7c7 (4.5:1)
  • AAA: or shift the background to #f7f7f7 (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 #253dda 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

#253dda reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #253dda
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 #253dda and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/253dda-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