Color

#285eaf

#285eaf
hex#285eaf
rgbrgb(40, 94, 175)
hslhsl(216, 63%, 42%)
oklchoklch(0.49 0.141 258.6)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1155

Tints & shades

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

Harmonies

Complementary

Open in tool →

#af7928

#28a1af · #3528af

#af285e · #5eaf28

Split-complementary

Open in tool →

#af3528 · #a1af28

#af28a1 · #af7928 · #28af35

Contrast

#285eaf as textRatioAAAA largeAAAFix
Aaon white
6.34:1passpassfail
  • AAA: use #2557a2 as the text (7.09:1)
Aaon black
3.31:1failpassfail
  • AA: use #3775d2 as the text (4.64:1)
  • AAA: use #6998dd as the text (7.14:1)
  • AA: or shift the background to #dbdbdb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #285eaf as the background.

Brands using this color

Fonts for this mood

#285eaf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #285eaf
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 #285eaf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/285eaf-9ca7c4-df5f4e-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