# #42e0bb

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

## Values

- Hex: `#42e0bb`
- RGB: rgb(66, 224, 187)
- HSL: hsl(166, 72%, 57%)
- OKLCH: oklch(0.817 0.14 173.4)
- Relative luminance: 0.5806
- Nearest named color: Aquamarine (#2ee8bb, Δ 2.267) — https://brandsweets.com/colors/aquamarine-2
- Moods: vivid
- Page: https://brandsweets.com/colors/42e0bb

## Tints & shades

- Tints (toward white): #54e3c2, #65e6c8, #77e9ce, #89ecd5, #9fefdc, #b0f2e3, #c2f5e9, #d3f8ef, #e5fbf6, #f6fefc
- Shades (toward black): #2cddb4, #21caa2, #1db491, #1a9e7f, #16886d, #126e58, #0e5847, #0b4235, #062720, #03120e

## Harmonies

- Complementary: #e04267
- Analogous: #42e06d, #42b6e0
- Triadic: #bb42e0, #e0bb42
- Split-complementary: #e042b6, #e06d42
- Tetradic: #6d42e0, #e04267, #b6e042

## Colors that go with #42e0bb

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 #42e0bb: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Canopy (https://brandsweets.com/palettes/cool#canopy), UEFA (https://brandsweets.com/colors/brands/uefa-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #42e0bb in 5 real palettes, including Formula 1's brand system and Tiffany & Co.'s brand system, as the supporting colour. Seen in: Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-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 #42e0bb: 4 real palettes, including Astro's brand system and Prime Video's brand system, as the supporting colour. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Remix (https://brandsweets.com/colors/brands/remix-run), Salesforce (https://brandsweets.com/colors/brands/salesforce-com). — https://brandsweets.com/colors/deepskyblue
- **Taupe** #483c32 [pool] — Taupe is paired with #42e0bb in 11 real palettes, including Astro's brand system and Crayon Box, as the text colour against it. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com). — https://brandsweets.com/colors/taupe
- **Hot Pink** #ff69b4 [harmony: complementary] — Hot Pink sits directly opposite #42e0bb 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/hotpink
- **Blue** #0000ff [pool] — 3 real palettes, including Canva's brand system and Uber's brand system put Blue beside #42e0bb, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Uber (https://brandsweets.com/colors/brands/uber-com), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/blue
- **Khaki** #f0e68c [pool] — 3 real palettes, including Lagoon and Nursery put Khaki beside #42e0bb, as the accent. Seen in: Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Nursery (https://brandsweets.com/palettes/light#nursery), Pastel Pop (https://brandsweets.com/palettes/playful#pastel-pop). — https://brandsweets.com/colors/khaki
- **Plum** #dda0dd [harmony, pool: triadic] — Plum completes a triad with #42e0bb — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom), Netlify (https://brandsweets.com/colors/brands/netlify-com). — https://brandsweets.com/colors/plum

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

- On white (#ffffff): 1.67:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #15846a (4.63:1); AA: background → #545454 (4.55:1); AAA: text → #10604e (7.49:1); AAA: background → #383838 (7.04:1)
- On black (#000000): 12.61:1 — 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/42e0bb-a2bebb-d459b1-1f2a2d-e9f1ec?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: "#42e0bb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.