# #59d9cf

A color — vivid. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#59d9cf`
- RGB: rgb(89, 217, 207)
- HSL: hsl(175, 63%, 60%)
- OKLCH: oklch(0.812 0.113 188.1)
- Relative luminance: 0.5625
- Nearest named color: Hammam Blue (#65dcd6, Δ 1.54) — https://brandsweets.com/colors/hammam-blue
- Moods: vivid
- Page: https://brandsweets.com/colors/59d9cf

## Tints & shades

- Tints (toward white): #69ddd3, #7ae1d8, #86e4dc, #97e7e1, #a8ebe6, #b8efea, #c9f3ef, #d5f6f3, #e6f9f8, #f7fdfd
- Shades (toward black): #40d4c7, #2eccbf, #29b3a7, #249e94, #1e857c, #196c65, #145752, #0e3e3a, #092a27, #041110

## Harmonies

- Complementary: #d95963
- Analogous: #59d98e, #59a4d9
- Triadic: #cf59d9, #d9cf59
- Split-complementary: #d959a4, #d98e59
- Tetradic: #8e59d9, #d95963, #a4d959

## Colors that go with #59d9cf

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 #59d9cf: softer than #000 and cool enough to feel like part of the same palette. Seen in: Canopy (https://brandsweets.com/palettes/cool#canopy), UEFA (https://brandsweets.com/colors/brands/uefa-com), Boeing (https://brandsweets.com/colors/brands/boeing-com), Vimeo (https://brandsweets.com/colors/brands/vimeo-com). — https://brandsweets.com/colors/charcoal
- **Light Coral** #f08080 [harmony, pool: complementary] — Light Coral sits directly opposite #59d9cf on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Sentry (https://brandsweets.com/colors/brands/sentry-io). — https://brandsweets.com/colors/lightcoral
- **Crimson** #dc143c [pool] — Crimson is paired with #59d9cf in 4 real palettes, including Tiffany & Co.'s brand system and Formula 1's brand system, as the supporting colour. Seen in: Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #59d9cf: 4 real palettes, including Salesforce's brand system and Astro's brand system, as the lead colour. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Astro (https://brandsweets.com/colors/brands/astro-build), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Max (https://brandsweets.com/colors/brands/max-com). — https://brandsweets.com/colors/deepskyblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #59d9cf in 4 real palettes, including Docker's brand system and Telehealth, as the supporting colour. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Brilliant (https://brandsweets.com/colors/brands/brilliant-org). — https://brandsweets.com/colors/royalblue
- **Slate Gray** #708090 [pool] — 4 real palettes, including Ledger Dark and Still Water put Slate Gray beside #59d9cf, as the supporting colour. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Still Water (https://brandsweets.com/palettes/cool#still-water), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/slategray
- **Taupe** #483c32 [pool] — Taupe is paired with #59d9cf in 14 real palettes, including Crayon Box and Mint Chip, as the text colour against it. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Boeing (https://brandsweets.com/colors/brands/boeing-com), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/taupe
- **Wheat** #f5deb3 [pool] — Designers have shipped Wheat with #59d9cf: 4 real palettes, including Mint Chip and Oatly's brand system, as the accent. Seen in: Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Oatly (https://brandsweets.com/colors/brands/oatly-com), Still Water (https://brandsweets.com/palettes/cool#still-water), Resort (https://brandsweets.com/palettes/light#resort). — https://brandsweets.com/colors/wheat

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

- On white (#ffffff): 1.71:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #1d8179 (4.7:1); AA: background → #525252 (4.56:1); AAA: text → #166059 (7.36:1); AAA: background → #363636 (7.05:1)
- On black (#000000): 12.25:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/59d9cf-a2bdbe-d4599f-1f282d-e9f1ed?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: "#59d9cf" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.