# #64acd3

A color — cool, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#64acd3`
- RGB: rgb(100, 172, 211)
- HSL: hsl(201, 56%, 61%)
- OKLCH: oklch(0.712 0.092 233.8)
- Relative luminance: 0.3692
- Nearest named color: Cousteau (#55a9d6, Δ 1.744) — https://brandsweets.com/colors/cousteau
- Moods: cool, modern
- Page: https://brandsweets.com/colors/64acd3

## Tints & shades

- Tints (toward white): #74b5d8, #80bbdb, #90c4e0, #a0cce4, #afd5e9, #bbdbec, #cbe3f0, #dbecf5, #e7f2f8, #f7fbfd
- Shades (toward black): #4ca0cd, #3895c7, #3183af, #2b7197, #256283, #1e506b, #183f54, #112d3c, #0b1e28, #040c10

## Harmonies

- Complementary: #d38b64
- Analogous: #64d3c3, #6475d3
- Triadic: #d364ac, #acd364
- Split-complementary: #d36475, #d3c364
- Tetradic: #c364d3, #d38b64, #75d364

## Colors that go with #64acd3

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 #64acd3: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Lido (https://brandsweets.com/palettes/vivid#lido), Blizzard (https://brandsweets.com/colors/brands/blizzard-com). — https://brandsweets.com/colors/charcoal
- **Peru** #cd853f [harmony, pool: complementary] — Peru sits directly opposite #64acd3 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/peru
- **Amber** #ffbf00 [pool] — Amber is paired with #64acd3 in 4 real palettes, including Blueprint and NBA's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), NBA (https://brandsweets.com/colors/brands/nba-com), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 4 real palettes, including Warp's brand system and Canva's brand system put Blue beside #64acd3, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Uber (https://brandsweets.com/colors/brands/uber-com). — https://brandsweets.com/colors/blue
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #64acd3 in 4 real palettes, including Elastic's brand system and Learning App, as the lead colour. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Learning App (https://brandsweets.com/palettes/playful#learning-app), PayPal (https://brandsweets.com/colors/brands/paypal-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/darkorange
- **Denim** #1560bd [pool] — Designers have shipped Denim with #64acd3: 7 real palettes, including Coca-Cola's brand system and Open House, as the accent. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Open House (https://brandsweets.com/palettes/clean#open-house), Venmo (https://brandsweets.com/colors/brands/venmo-com), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #64acd3: 5 real palettes, including Patreon's brand system and Venmo's brand system, as the accent. Seen in: Patreon (https://brandsweets.com/colors/brands/patreon-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Figma (https://brandsweets.com/colors/brands/figma), Opensea (https://brandsweets.com/colors/brands/opensea-io). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 10 real palettes, including First Snow and Confluent's brand system put Midnight Blue beside #64acd3, as the text colour against it. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Confluent (https://brandsweets.com/colors/brands/confluent-io), Open House (https://brandsweets.com/palettes/clean#open-house), SoFi (https://brandsweets.com/colors/brands/sofi-com). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 2.5:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2f7da7 (4.55:1); AA: background → #383838 (4.68:1); AAA: text → #235c7b (7.27:1); AAA: background → #171717 (7.16:1)
- On black (#000000): 8.38:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Cursor** — accent #65afe0 (Δ 1.927) — https://brandsweets.com/colors/brands/cursor-com

## Fonts for this mood

- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/64acd3-9cb1c4-df4e62-1f222d-e9f1f0?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: "#64acd3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.