Color

#2358af

#2358af
hex#2358af
rgbrgb(35, 88, 175)
hslhsl(217, 67%, 41%)
oklchoklch(0.476 0.15 259.9)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1043

Colors that go with #2358af

Charcoal, Crimson and Sienna 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 →

#af7923

#239eaf · #3323af

#af2358 · #58af23

Split-complementary

Open in tool →

#af3323 · #9eaf23

#af239e · #af7923 · #23af33

Contrast

#2358af as textRatioAAAA largeAAAFix
Aaon white
6.8:1passpassfail
  • AAA: use #2256aa as the text (7.05:1)
Aaon black
3.09:1failpassfail
  • AA: use #3774d7 as the text (4.64:1)
  • AAA: use #6a98e2 as the text (7.2:1)
  • AA: or shift the background to #d4d4d4 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2358af as the background.

Brands using this color

Fonts for this mood

#2358af reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2358af
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 #2358af and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2358af-9ca7c4-df624e-201f2d-e9f0f1?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