Color

#90e9af

#90e9af
hex#90e9af
rgbrgb(144, 233, 175)
hslhsl(141, 67%, 74%)
oklchoklch(0.863 0.119 154.6)
Closest name: Seafoam (#93e9be)Relative luminance 0.673

Colors that go with #90e9af

Charcoal, Plum and Crimson lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #90e9af

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e990ca

#9ee990 · #90e9dc

#af90e9 · #e9af90

Split-complementary

Open in tool →

#dc90e9 · #e9909e

#909ee9 · #e990ca · #e9dc90

Contrast

#90e9af as textRatioAAAA largeAAAFix
Aaon white
1.45:1failfailfail
  • AA: use #1b8841 as the text (4.52:1)
  • AAA: use #146631 as the text (7.06:1)
  • AA: or shift the background to #5c5c5c (4.6:1)
  • AAA: or shift the background to #404040 (7.14:1)
Aaon black
14.46:1passpasspassPasses 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 #90e9af as the background.

Brands using this color

Fonts for this mood

#90e9af reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #90e9af
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #90e9af and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90e9af-a2beaf-c459d4-1f2d2a-eaf1e9?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