Color

#28619f

#28619f
hex#28619f
rgbrgb(40, 97, 159)
hslhsl(211, 60%, 39%)
oklchoklch(0.487 0.116 253)
Closest name: Blue Chip (#1d5699)Relative luminance 0.115

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9f6528

#289d9f · #2a289f

#9f2861 · #619f28

Split-complementary

Open in tool →

#9f2a28 · #9d9f28

#9f289d · #9f6528 · #289f2a

Contrast

#28619f as textRatioAAAA largeAAAFix
Aaon white
6.36:1passpassfail
  • AAA: use #255a93 as the text (7.09:1)
Aaon black
3.3:1failpassfail
  • AA: use #3178c4 as the text (4.61:1)
  • AAA: use #609ad7 as the text (7.1:1)
  • AA: or shift the background to #d9d9d9 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28619f as the background.

Brands using this color

Fonts for this mood

#28619f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28619f
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 #28619f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28619f-9cabc4-df534e-1f202d-e9f1f1?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