Color

#2317c4

#2317c4
hex#2317c4
rgbrgb(35, 23, 196)
hslhsl(244, 79%, 43%)
oklchoklch(0.394 0.241 269.9)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0496

Colors that go with #2317c4

Charcoal, Crimson and Cornflower 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 →

#b9c417

#1762c4 · #7917c4

#c42317 · #17c423

Split-complementary

Open in tool →

#c47917 · #62c417

#c41762 · #b9c417 · #17c479

Contrast

#2317c4 as textRatioAAAA largeAAAFix
Aaon white
10.55:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #6d64ed as the text (4.7:1)
  • AAA: use #948df2 as the text (7.35:1)
  • AA: or shift the background to #ababab (4.59:1)
  • AAA: or shift the background to #d4d4d4 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2317c4 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

#2317c4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2317c4
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 #2317c4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2317c4-a39cc4-dfa24e-261f2d-e9edf1?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