Color

#1e28be

#1e28be
hex#1e28be
rgbrgb(30, 40, 190)
hslhsl(236, 73%, 43%)
oklchoklch(0.402 0.224 268.3)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0551

Colors that go with #1e28be

Charcoal, Steel Blue and Cornflower Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#beb31e

#1e78be · #631ebe

#be1e28 · #28be1e

Split-complementary

Open in tool →

#be631e · #78be1e

#be1e78 · #beb31e · #1ebe63

Contrast

#1e28be as textRatioAAAA largeAAAFix
Aaon white
9.99:1passpasspassPasses AAA — no fix needed.
Aaon black
2.1:1failfailfail
  • AA: use #6069e6 as the text (4.66:1)
  • AAA: use #888fec as the text (7.19:1)
  • AA: or shift the background to #b0b0b0 (4.61:1)
  • AAA: or shift the background to #d9d9d9 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e28be 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

#1e28be reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e28be
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #1e28be and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e28be-9e9cc4-df8f4e-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