Color

#1888cd

#1888cd
hex#1888cd
rgbrgb(24, 136, 205)
hslhsl(203, 79%, 45%)
oklchoklch(0.603 0.139 243.3)
Closest name: steelblue (#4682b4)Relative luminance 0.2221

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd5e18

#18cdb8 · #182dcd

#cd1888 · #88cd18

Split-complementary

Open in tool →

#cd182d · #cdb818

#b818cd · #cd5e18 · #2dcd18

Contrast

#1888cd as textRatioAAAA largeAAAFix
Aaon white
3.86:1failpassfail
  • AA: use #167cbb as the text (4.53:1)
  • AAA: use #105b89 as the text (7.29:1)
  • AA: or shift the background to #1a1a1a (4.51:1)
Aaon black
5.44:1passpassfail
  • AAA: use #289de6 as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1888cd 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

#1888cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1888cd
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 #1888cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1888cd-9cb0c4-df4e5d-1f222d-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