# #09ddec

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#09ddec`
- RGB: rgb(9, 221, 236)
- HSL: hsl(184, 93%, 48%)
- OKLCH: oklch(0.818 0.139 203.6)
- Relative luminance: 0.5783
- Nearest named color: Hammam Blue (#65dcd6, Δ 4.189) — https://brandsweets.com/colors/hammam-blue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/09ddec

## Tints & shades

- Tints (toward white): #18e8f7, #30eaf8, #49edf8, #62eff9, #7af2fa, #93f4fb, #abf7fc, #c4f9fd, #ddfcfe, #f5feff
- Shades (toward black): #08cbd9, #07b4c0, #06a1ac, #058a94, #057880, #04656c, #034e54, #023c40, #012527, #011214

## Harmonies

- Complementary: #ec1809
- Analogous: #09ec8a, #096bec
- Triadic: #ec09dd, #ddec09
- Split-complementary: #ec096b, #ec8a09
- Tetradic: #8a09ec, #ec1809, #6bec09

## Colors that go with #09ddec

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #09ddec: softer than #000 and cool enough to feel like part of the same palette. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Boeing (https://brandsweets.com/colors/brands/boeing-com), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #09ddec in 4 real palettes, including Tiffany & Co.'s brand system and Riot Games's brand system, as the supporting colour. Seen in: Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Riot Games (https://brandsweets.com/colors/brands/riotgames-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #09ddec: 4 real palettes, including Patreon's brand system and Bluesky Social's brand system, as the accent. Seen in: Patreon (https://brandsweets.com/colors/brands/patreon-com), Bluesky Social (https://brandsweets.com/colors/brands/bsky-app), Opensea (https://brandsweets.com/colors/brands/opensea-io), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue
- **Taupe** #483c32 [pool] — Taupe is paired with #09ddec in 8 real palettes, including Crayon Box and Boeing's brand system, as the text colour against it. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Boeing (https://brandsweets.com/colors/brands/boeing-com), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/taupe
- **Salmon** #fa8072 [harmony: complementary] — Salmon sits directly opposite #09ddec on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/salmon
- **Dark Orange** #ff8c00 [harmony, pool: split] — Dark Orange is a split-complement of #09ddec: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: PayPal (https://brandsweets.com/colors/brands/paypal-com). — https://brandsweets.com/colors/darkorange
- **Blue** #0000ff [pool] — 3 real palettes, including Canva's brand system and Uber's brand system put Blue beside #09ddec, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Uber (https://brandsweets.com/colors/brands/uber-com), Warp (https://brandsweets.com/colors/brands/warp-dev). — https://brandsweets.com/colors/blue
- **Khaki** #f0e68c [pool] — 3 real palettes, including Pastel Pop and Nursery put Khaki beside #09ddec, as the accent. Seen in: Pastel Pop (https://brandsweets.com/palettes/playful#pastel-pop), Nursery (https://brandsweets.com/palettes/light#nursery), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/khaki

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 1.67:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #05818a (4.65:1); AA: background → #545454 (4.53:1); AAA: text → #046167 (7.21:1); AAA: background → #383838 (7.02:1)
- On black (#000000): 12.57:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Prisma** — accent #01d7e4 (Δ 1.8) — https://brandsweets.com/colors/brands/prisma-io

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/09ddec-a2b9be-df4e8a-1f262d-e9f1ee?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#09ddec" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.