Color

#230c7e

#230c7e
hex#230c7e
rgbrgb(35, 12, 126)
hslhsl(252, 83%, 27%)
oklchoklch(0.297 0.169 277.7)
Closest name: Child of the Night (#220077)Relative luminance 0.0213

Colors that go with #230c7e

Charcoal, Steel Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#677e0c

#0c2e7e · #5c0c7e

#7e230c · #0c7e23

Split-complementary

Open in tool →

#7e5c0c · #2e7e0c

#7e0c2e · #677e0c · #0c7e5c

Contrast

#230c7e as textRatioAAAA largeAAAFix
Aaon white
14.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.43:1failfailfail
  • AA: use #795cf0 as the text (4.6:1)
  • AAA: use #9c86f4 as the text (7.13:1)
  • AA: or shift the background to #8f8f8f (4.56:1)
  • AAA: or shift the background to #b3b3b3 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #230c7e 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

#230c7e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #230c7e
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 #230c7e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/230c7e-a99cc4-dfb64e-281f2d-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