Color

#283cf6

#283cf6
hex#283cf6
rgbrgb(40, 60, 246)
hslhsl(234, 92%, 56%)
oklchoklch(0.494 0.268 267.7)
Closest name: C64 Blue (#003aff)Relative luminance 0.1034

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f6e128

#28a3f6 · #7a28f6

#f6283c · #3cf628

Split-complementary

Open in tool →

#f67a28 · #a3f628

#f628a3 · #f6e128 · #28f67a

Contrast

#283cf6 as textRatioAAAA largeAAAFix
Aaon white
6.85:1passpassfail
  • AAA: use #2338f6 as the text (7.08:1)
Aaon black
3.07:1failpassfail
  • AA: use #5464f8 as the text (4.56:1)
  • AAA: use #808cfa as the text (7.05:1)
  • AA: or shift the background to #d4d4d4 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #283cf6 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

#283cf6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #283cf6
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #283cf6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/283cf6-9d9cc4-df8a4e-241f2d-e9eef1?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