Color

#90fee4

#90fee4
hex#90fee4
rgbrgb(144, 254, 228)
hslhsl(166, 98%, 78%)
oklchoklch(0.924 0.109 176.7)
Closest name: aquamarine (#7fffd4)Relative luminance 0.8241

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fe90aa

#90fead · #90e1fe

#e490fe · #fee490

Split-complementary

Open in tool →

#fe90e1 · #fead90

#ad90fe · #fe90aa · #e1fe90

Contrast

#90fee4 as textRatioAAAA largeAAAFix
Aaon white
1.2:1failfailfail
  • AA: use #018365 as the text (4.73:1)
  • AAA: use #01654e as the text (7.06:1)
  • AA: or shift the background to #696969 (4.57:1)
  • AAA: or shift the background to #4d4d4d (7.04:1)
Aaon black
17.48:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #90fee4 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

#90fee4 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #90fee4
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 #90fee4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90fee4-a2bebb-d459b1-1f2a2d-e9f1ec?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