Color

#230ca1

#230ca1
hex#230ca1
rgbrgb(35, 12, 161)
hslhsl(249, 86%, 34%)
oklchoklch(0.342 0.209 272.9)
Closest name: Dramatic Blue (#240093)Relative luminance 0.0319

Colors that go with #230ca1

Steel Blue, Cobalt Blue and Crimson 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 →

#8ba10c

#0c40a1 · #6d0ca1

#a1230c · #0ca123

Split-complementary

Open in tool →

#a16d0c · #40a10c

#a10c40 · #8ba10c · #0ca16d

Contrast

#230ca1 as textRatioAAAA largeAAAFix
Aaon white
12.82:1passpasspassPasses AAA — no fix needed.
Aaon black
1.64:1failfailfail
  • AA: use #745ef3 as the text (4.64:1)
  • AAA: use #9988f6 as the text (7.21:1)
  • AA: or shift the background to #9c9c9c (4.67:1)
  • AAA: or shift the background to #c2c2c2 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #230ca1 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

#230ca1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #230ca1
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 #230ca1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/230ca1-a79cc4-dfae4e-271f2d-e9ecf1?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