# #40fcd0

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

## Values

- Hex: `#40fcd0`
- RGB: rgb(64, 252, 208)
- HSL: hsl(166, 97%, 62%)
- OKLCH: oklch(0.89 0.158 172.7)
- Relative luminance: 0.7526
- Nearest named color: aquamarine (#7fffd4, Δ 3.873) — https://brandsweets.com/colors/aquamarine
- Moods: vivid
- Page: https://brandsweets.com/colors/40fcd0

## Tints & shades

- Tints (toward white): #54fcd5, #63fdd9, #77fdde, #86fde1, #9bfde6, #affeeb, #befeef, #d2fef4, #e1fff8, #f5fffd
- Shades (toward black): #22fcc9, #04fbc1, #03e2ae, #03c497, #03a680, #028868, #026951, #01503e, #013227, #00140f

## Harmonies

- Complementary: #fc406c
- Analogous: #40fc72, #40cafc
- Triadic: #d040fc, #fcd040
- Split-complementary: #fc40ca, #fc7240
- Tetradic: #7240fc, #fc406c, #cafc40

## Colors that go with #40fcd0

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 #40fcd0: softer than #000 and cool enough to feel like part of the same palette. Seen in: Canopy (https://brandsweets.com/palettes/cool#canopy), Docker (https://brandsweets.com/colors/brands/docker-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #40fcd0 in 4 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), Wise (https://brandsweets.com/colors/brands/wise-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson
- **Taupe** #483c32 [pool] — Taupe is paired with #40fcd0 in 5 real palettes, including Astro's brand system and Mint Chip, as the text colour against it. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Macaron (https://brandsweets.com/palettes/light#macaron). — https://brandsweets.com/colors/taupe
- **Hot Pink** #ff69b4 [harmony: complementary] — Hot Pink sits directly opposite #40fcd0 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
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #40fcd0: 3 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). — https://brandsweets.com/colors/deepskyblue
- **Plum** #dda0dd [harmony, pool: triadic] — Plum completes a triad with #40fcd0 — 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). — https://brandsweets.com/colors/plum
- **Light Coral** #f08080 [harmony: split] — Light Coral is a split-complement of #40fcd0: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lightcoral
- **Violet** #ee82ee [harmony: split] — Violet is a split-complement of #40fcd0: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/violet

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

- On white (#ffffff): 1.31:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #028365 (4.73:1); AA: background → #636363 (4.59:1); AAA: text → #02644d (7.16:1); AAA: background → #474747 (7.1:1)
- On black (#000000): 16.05:1 — 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/40fcd0-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: "#40fcd0" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.