Color

#230ca7

#230ca7
hex#230ca7
rgbrgb(35, 12, 167)
hslhsl(249, 87%, 35%)
oklchoklch(0.349 0.215 272.3)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.0341

Colors that go with #230ca7

Royal Blue, Steel Blue and Taupe 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 →

#90a70c

#0c42a7 · #710ca7

#a7230c · #0ca723

Split-complementary

Open in tool →

#a7710c · #42a70c

#a70c42 · #90a70c · #0ca771

Contrast

#230ca7 as textRatioAAAA largeAAAFix
Aaon white
12.48:1passpasspassPasses AAA — no fix needed.
Aaon black
1.68:1failfailfail
  • AA: use #735df4 as the text (4.6:1)
  • AAA: use #9888f7 as the text (7.2:1)
  • AA: or shift the background to #9c9c9c (4.55:1)
  • AAA: or shift the background to #c2c2c2 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #230ca7 as the background.

Brands using this color

Fonts for this mood

#230ca7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #230ca7
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 #230ca7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/230ca7-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