# #55c3bc

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

## Values

- Hex: `#55c3bc`
- RGB: rgb(85, 195, 188)
- HSL: hsl(176, 48%, 55%)
- OKLCH: oklch(0.752 0.101 189.5)
- Relative luminance: 0.4459
- Nearest named color: Cockatoo (#58c8b6, Δ 1.929) — https://brandsweets.com/colors/cockatoo
- Moods: neutral
- Page: https://brandsweets.com/colors/55c3bc

## Tints & shades

- Tints (toward white): #64c9c2, #77cfc9, #86d5cf, #95dad5, #a8e1dd, #b7e6e3, #c6ebe9, #d5f0ef, #e8f7f6, #f7fcfc
- Shades (toward black): #42bdb5, #3caaa2, #359790, #2e847e, #28716c, #205b57, #194845, #133533, #0c2220, #050f0e

## Harmonies

- Complementary: #c3555d
- Analogous: #55c385, #5594c3
- Triadic: #bc55c3, #c3bc55
- Split-complementary: #c35594, #c38555
- Tetradic: #8555c3, #c3555d, #94c355

## Colors that go with #55c3bc

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 #55c3bc: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lagoon (https://brandsweets.com/palettes/vivid#lagoon), N26 (https://brandsweets.com/colors/brands/n26-com), Docker (https://brandsweets.com/colors/brands/docker-com), Harbour (https://brandsweets.com/palettes/cool#harbour). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 4 real palettes, including Canva's brand system and Unity's brand system put Blue beside #55c3bc, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Unity (https://brandsweets.com/colors/brands/unity-com), Uber (https://brandsweets.com/colors/brands/uber-com), Warp (https://brandsweets.com/colors/brands/warp-dev). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #55c3bc in 4 real palettes, including Riot Games's brand system and Tiffany & Co.'s brand system, as the supporting colour. Seen in: Riot Games (https://brandsweets.com/colors/brands/riotgames-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #55c3bc: 4 real palettes, including UEFA's brand system and Open House, as the accent. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Open House (https://brandsweets.com/palettes/clean#open-house), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #55c3bc: 5 real palettes, including Patreon's brand system and Unity's brand system, as the accent. Seen in: Patreon (https://brandsweets.com/colors/brands/patreon-com), Unity (https://brandsweets.com/colors/brands/unity-com), Opensea (https://brandsweets.com/colors/brands/opensea-io), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Confluent's brand system and First Snow put Midnight Blue beside #55c3bc, as the lead colour. Seen in: Confluent (https://brandsweets.com/colors/brands/confluent-io), First Snow (https://brandsweets.com/palettes/cool#first-snow), Ford (https://brandsweets.com/colors/brands/ford-com), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/midnightblue
- **Plum** #dda0dd [harmony, pool: triadic] — Plum completes a triad with #55c3bc — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Netlify (https://brandsweets.com/colors/brands/netlify-com), Mercury (https://brandsweets.com/colors/brands/mercury-com), Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/plum
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #55c3bc in 7 real palettes, including Brilliant's brand system and Khan Academy's brand system, as the accent. Seen in: Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Docker (https://brandsweets.com/colors/brands/docker-com), Confluent (https://brandsweets.com/colors/brands/confluent-io). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 2.12:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2d807b (4.68:1); AA: background → #454545 (4.53:1); AAA: text → #22625e (7.05:1); AAA: background → #262626 (7.15:1)
- On black (#000000): 9.92:1 — 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/55c3bc-a2bdbe-d4599d-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: "#55c3bc" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.