Color

#428aae

#428aae
hex#428aae
rgbrgb(66, 138, 174)
hslhsl(200, 45%, 47%)
oklchoklch(0.602 0.09 232.8)
Closest name: steelblue (#4682b4)Relative luminance 0.2239

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ae6642

#42ae9c · #4254ae

#ae428a · #8aae42

Split-complementary

Open in tool →

#ae4254 · #ae9c42

#9c42ae · #ae6642 · #54ae42

Contrast

#428aae as textRatioAAAA largeAAAFix
Aaon white
3.83:1failpassfail
  • AA: use #3b7b9b as the text (4.67:1)
  • AAA: use #2d5e76 as the text (7.06:1)
  • AA: or shift the background to #1a1a1a (4.54:1)
Aaon black
5.48:1passpassfail
  • AAA: use #599dc0 as the text (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 #428aae 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

#428aae reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #428aae
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 #428aae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/428aae-9cb2c4-df4e64-1f232d-e9f1f0?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