Color

#234ae7

#234ae7
hex#234ae7
rgbrgb(35, 74, 231)
hslhsl(228, 80%, 52%)
oklchoklch(0.497 0.239 266)
Closest name: C64 Blue (#003aff)Relative luminance 0.1102

Colors that go with #234ae7

Charcoal, Crimson and Amber 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 →

#e7bf23

#23ace7 · #5d23e7

#e7234a · #4ae723

Split-complementary

Open in tool →

#e75d23 · #ace723

#e723ac · #e7bf23 · #23e75d

Contrast

#234ae7 as textRatioAAAA largeAAAFix
Aaon white
6.55:1passpassfail
  • AAA: use #1942e6 as the text (7.09:1)
Aaon black
3.2:1failpassfail
  • AA: use #4c6ceb as the text (4.65:1)
  • AAA: use #7a92f0 as the text (7.2:1)
  • AA: or shift the background to #d6d6d6 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #234ae7 as the background.

Brands using this color

Fonts for this mood

#234ae7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #234ae7
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 #234ae7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/234ae7-9c9fc4-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