Color

#233ae7

#233ae7
hex#233ae7
rgbrgb(35, 58, 231)
hslhsl(233, 80%, 52%)
oklchoklch(0.473 0.254 267.3)
Closest name: Bluebonnet (#1c1cf0)Relative luminance 0.0915

Colors that go with #233ae7

Charcoal, Crimson and Sea Green 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 →

#e7d023

#239be7 · #6e23e7

#e7233a · #3ae723

Split-complementary

Open in tool →

#e76e23 · #9be723

#e7239b · #e7d023 · #23e76e

Contrast

#233ae7 as textRatioAAAA largeAAAFix
Aaon white
7.42:1passpasspassPasses AAA — no fix needed.
Aaon black
2.83:1failfailfail
  • AA: use #5567ec as the text (4.54:1)
  • AAA: use #8390f1 as the text (7.22:1)
  • AA: or shift the background to #cccccc (4.62:1)
  • AAA: or shift the background to #fafafa (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 #233ae7 as the background.

Brands using this color

Fonts for this mood

#233ae7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #233ae7
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 #233ae7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/233ae7-9c9cc4-df884e-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