Color

#1e28eb

#1e28eb
hex#1e28eb
rgbrgb(30, 40, 235)
hslhsl(237, 84%, 52%)
oklchoklch(0.455 0.274 267.1)
Closest name: Bluebonnet (#1c1cf0)Relative luminance 0.0779

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ebe11e

#1e8feb · #7a1eeb

#eb1e28 · #28eb1e

Split-complementary

Open in tool →

#eb7a1e · #8feb1e

#eb1e8f · #ebe11e · #1eeb7a

Contrast

#1e28eb as textRatioAAAA largeAAAFix
Aaon white
8.21:1passpasspassPasses AAA — no fix needed.
Aaon black
2.56:1failfailfail
  • AA: use #5f67f1 as the text (4.7:1)
  • AAA: use #8a8ff5 as the text (7.33:1)
  • AA: or shift the background to #c2c2c2 (4.61:1)
  • AAA: or shift the background to #ededed (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e28eb 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

#1e28eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e28eb
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 #1e28eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e28eb-9f9cc4-df924e-251f2d-e9edf1?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