brandsweets

Color

#218287

#218287
hex#218287
rgbrgb(33, 130, 135)
hslhsl(183, 61%, 33%)
oklchoklch(0.556 0.086 200.2)
Closest name: teal (#008080)Relative luminance 0.1804
CoolVividTechnicalModern
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
218287872621

#872621

Analogous

Open in tool →
218287218759214f87

#218759 · #214f87

Triadic

Open in tool →
218287872182828721

#872182 · #828721

Split-complementary

Open in tool →
21828787214f875921

#87214f · #875921

Tetradic

Open in tool →
2182875921878726214f8721

#592187 · #872621 · #4f8721

Contrast

#218287 as textRatioAAAA largeAAAFix
Aaon white
4.56:1passpassfail
  • AAA: use #185f63 as the text (7.35:1)
Aaon black
4.61:1passpassfail
  • AAA: use #2aa6ac as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #218287 as the background.

Brands using this color

Fonts for this mood

#218287 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

Technical fonts →Modern fonts →
mcpConnect your agent — build around #218287
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 #218287 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/218287-a2b9be-d4598e-1f262d-e9f1ee?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