# #81caa8

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

## Values

- Hex: `#81caa8`
- RGB: rgb(129, 202, 168)
- HSL: hsl(152, 41%, 65%)
- OKLCH: oklch(0.781 0.088 163.3)
- Relative luminance: 0.4974
- Nearest named color: Crystal Gem (#79d0a7, Δ 1.83) — https://brandsweets.com/colors/crystal-gem
- Moods: neutral
- Page: https://brandsweets.com/colors/81caa8

## Tints & shades

- Tints (toward white): #8ccfb0, #9ad5ba, #a5d9c1, #b0dec8, #bee4d2, #c9e8da, #d4ede1, #dff1e9, #edf7f3, #f8fcfa
- Shades (toward black): #6cc199, #56b88a, #47a97b, #3e936b, #357e5c, #2a6549, #214f3a, #183a2a, #0f241a, #060e0a

## Harmonies

- Complementary: #ca81a3
- Analogous: #81ca84, #81c8ca
- Triadic: #a881ca, #caa881
- Split-complementary: #ca81c8, #ca8481
- Tetradic: #8481ca, #ca81a3, #c8ca81

## Colors that go with #81caa8

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 #81caa8: 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), Harbour (https://brandsweets.com/palettes/cool#harbour), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 6 real palettes, including Uber's brand system and Canva's brand system put Blue beside #81caa8, as the accent. Seen in: Uber (https://brandsweets.com/colors/brands/uber-com), Canva (https://brandsweets.com/colors/brands/canva-com), Unity (https://brandsweets.com/colors/brands/unity-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #81caa8: 4 real palettes, including Clean Beauty and Desert Road, as the accent. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Bramble (https://brandsweets.com/palettes/muted#bramble), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #81caa8 in 5 real palettes, including Tiffany & Co.'s brand system and Frost & Ember, as the supporting colour. Seen in: 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), Formula 1 (https://brandsweets.com/colors/brands/formula1-com). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #81caa8 in 4 real palettes, including Forest Floor and Undergrowth, as the supporting colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal). — https://brandsweets.com/colors/darkolivegreen
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #81caa8: 4 real palettes, including Astro's brand system and Max's brand system, as the supporting colour. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Max (https://brandsweets.com/colors/brands/max-com), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Prime Video (https://brandsweets.com/colors/brands/primevideo-com). — https://brandsweets.com/colors/deepskyblue
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #81caa8 in 4 real palettes, including Canopy and Neon's brand system, as the lead colour. Seen in: Canopy (https://brandsweets.com/palettes/cool#canopy), Neon (https://brandsweets.com/colors/brands/neon-tech), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/hunter-green
- **Lilac** #c8a2c8 [harmony: complementary] — Lilac sits directly opposite #81caa8 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/lilac

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

- On white (#ffffff): 1.92:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #36815e (4.71:1); AA: background → #4a4a4a (4.62:1); AAA: text → #296147 (7.25:1); AAA: background → #2e2e2e (7.08:1)
- On black (#000000): 10.95:1 — 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/81caa8-a2beb4-d459ce-1f2d2d-e9f1ea?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: "#81caa8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.