Color

#124fca

#124fca
hex#124fca
rgbrgb(18, 79, 202)
hslhsl(220, 84%, 43%)
oklchoklch(0.475 0.2 262.2)
Closest name: Denim (#1560bd)Relative luminance 0.0998

Colors that go with #124fca

Charcoal, Crimson and Steel 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 →

#ca8c12

#12abca · #3012ca

#ca124f · #4fca12

Split-complementary

Open in tool →

#ca3012 · #abca12

#ca12ab · #ca8c12 · #12ca30

Contrast

#124fca as textRatioAAAA largeAAAFix
Aaon white
7.01:1passpasspassPasses AAA — no fix needed.
Aaon black
3:1failfailfail
  • AA: use #316fed as the text (4.63:1)
  • AAA: use #6997f2 as the text (7.31:1)
  • AA: or shift the background to #d1d1d1 (4.59:1)
  • AAA: or shift the background to #ffffff (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 #124fca as the background.

Brands using this color

Fonts for this mood

#124fca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #124fca
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 #124fca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/124fca-9ca5c4-df694e-211f2d-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