brandsweets

Color

#1111e4

#1111e4
hex#1111e4
rgbrgb(17, 17, 228)
hslhsl(240, 86%, 48%)
oklchoklch(0.425 0.281 265.6)
Closest name: Burning Ultrablue (#150aec)Relative luminance 0.0612
CoolVividTechnicalModern
Open in palette toolCheck contrastWhat goes with it ↓

Colors that go with #1111e4

Charcoal, Crimson and Cobalt 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.

Real palettes that use #1111e4

Activision· brandAlaska Airlines· brandBBC· brandBinance· brand

Tints & shades

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

Harmonies

Complementary

Open in tool →
1111e4e4e411

#e4e411

Analogous

Open in tool →
1111e4117ae47a11e4

#117ae4 · #7a11e4

Triadic

Open in tool →
1111e4e4111111e411

#e41111 · #11e411

Split-complementary

Open in tool →
1111e4e47a117ae411

#e47a11 · #7ae411

Tetradic

Open in tool →
1111e4e4117ae4e41111e47a

#e4117a · #e4e411 · #11e47a

Contrast

#1111e4 as textRatioAAAA largeAAAFix
Aaon white
9.44:1passpasspassPasses AAA — no fix needed.
Aaon black
2.22:1failfailfail
  • AA: use #6262f3 as the text (4.56:1)
  • AAA: use #8d8df6 as the text (7.27:1)
  • AA: or shift the background to #b3b3b3 (4.5:1)
  • AAA: or shift the background to #dedede (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1111e4 as the background.

Brands using this color

Fonts for this mood

#1111e4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

Technical fonts →Modern fonts →
mcpConnect your agent — build around #1111e4
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 #1111e4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1111e4-a19cc4-df994e-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