Color

#1183ee

#1183ee
hex#1183ee
rgbrgb(17, 131, 238)
hslhsl(209, 87%, 50%)
oklchoklch(0.611 0.185 253.5)
Closest name: Azure (#007fff)Relative luminance 0.2252

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ee7c11

#11eeeb · #1114ee

#ee1183 · #83ee11

Split-complementary

Open in tool →

#ee1114 · #eeeb11

#eb11ee · #ee7c11 · #14ee11

Contrast

#1183ee as textRatioAAAA largeAAAFix
Aaon white
3.81:1failpassfail
  • AA: use #0f76d7 as the text (4.57:1)
  • AAA: use #0b59a2 as the text (7.08:1)
  • AA: or shift the background to #1a1a1a (4.56:1)
Aaon black
5.5:1passpassfail
  • AAA: use #3b99f1 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 #1183ee as the background.

Brands using this color

Fonts for this mood

#1183ee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1183ee
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 #1183ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1183ee-9cacc4-df4e4e-1f212d-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