# #43dfda

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

## Values

- Hex: `#43dfda`
- RGB: rgb(67, 223, 218)
- HSL: hsl(178, 71%, 57%)
- OKLCH: oklch(0.824 0.126 191.8)
- Relative luminance: 0.5903
- Nearest named color: turquoise (#40e0d0, Δ 1.573) — https://brandsweets.com/colors/turquoise
- Moods: vivid
- Page: https://brandsweets.com/colors/43dfda

## Tints & shades

- Tints (toward white): #55e2dd, #66e5e1, #78e8e4, #89ebe8, #9fefec, #b1f2f0, #c2f5f3, #d3f8f6, #e5fbfa, #f6fefd
- Shades (toward black): #2edcd6, #22c9c3, #1eb3ae, #1b9d99, #178783, #126d6a, #0f5755, #0b4140, #072726, #031111

## Harmonies

- Complementary: #df4349
- Analogous: #43df8c, #4397df
- Triadic: #da43df, #dfda43
- Split-complementary: #df4397, #df8c43
- Tetradic: #8c43df, #df4349, #97df43

## Colors that go with #43dfda

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 #43dfda: 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), Canopy (https://brandsweets.com/palettes/cool#canopy), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/charcoal
- **Light Coral** #f08080 [harmony, pool: complementary] — Light Coral sits directly opposite #43dfda 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 #43dfda 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 [harmony, pool: analogous] — Deep Sky Blue is #43dfda's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. 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). — https://brandsweets.com/colors/deepskyblue
- **Taupe** #483c32 [pool] — Taupe is paired with #43dfda in 10 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), Astro (https://brandsweets.com/colors/brands/astro-build), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/taupe
- **Blue** #0000ff [pool] — 3 real palettes, including Uber's brand system and Canva's brand system put Blue beside #43dfda, as the accent. Seen in: Uber (https://brandsweets.com/colors/brands/uber-com), Canva (https://brandsweets.com/colors/brands/canva-com), Warp (https://brandsweets.com/colors/brands/warp-dev). — https://brandsweets.com/colors/blue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #43dfda: 3 real palettes, including Bluesky Social's brand system and Patreon's brand system, as the lead colour. Seen in: Bluesky Social (https://brandsweets.com/colors/brands/bsky-app), Patreon (https://brandsweets.com/colors/brands/patreon-com), Opensea (https://brandsweets.com/colors/brands/opensea-io). — https://brandsweets.com/colors/dodgerblue
- **Slate Gray** #708090 [pool] — 3 real palettes, including Ledger Dark and Still Water put Slate Gray beside #43dfda, 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). — https://brandsweets.com/colors/slategray

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

- On white (#ffffff): 1.64:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #16837f (4.58:1); AA: background → #545454 (4.62:1); AAA: text → #10605d (7.36:1); AAA: background → #383838 (7.15:1)
- On black (#000000): 12.81:1 — 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/43dfda-a2bcbe-d45999-1f282d-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: "#43dfda" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.