# #28c0d7

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

## Values

- Hex: `#28c0d7`
- RGB: rgb(40, 192, 215)
- HSL: hsl(188, 69%, 50%)
- OKLCH: oklch(0.743 0.122 210.8)
- Relative luminance: 0.4306
- Nearest named color: Blue Bobbin (#52b4ca, Δ 3.534) — https://brandsweets.com/colors/blue-bobbin
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/28c0d7

## Tints & shades

- Tints (toward white): #3dc6db, #53cddf, #64d2e3, #79d8e6, #8fdeea, #a5e5ee, #baebf2, #cbf0f6, #e1f6f9, #f6fcfd
- Shades (toward black): #24adc2, #209db1, #1c8a9b, #197b8a, #156874, #11545f, #0e454e, #0a3238, #072327, #030f11

## Harmonies

- Complementary: #d73f28
- Analogous: #28d797, #2868d7
- Triadic: #d728c0, #c0d728
- Split-complementary: #d72868, #d79728
- Tetradic: #9728d7, #d73f28, #68d728

## Colors that go with #28c0d7

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 #28c0d7: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), UEFA (https://brandsweets.com/colors/brands/uefa-com). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 4 real palettes, including Canva's brand system and Warp's brand system put Blue beside #28c0d7, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Uber (https://brandsweets.com/colors/brands/uber-com), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/blue
- **Dark Orange** #ff8c00 [harmony, pool: split] — Dark Orange is a split-complement of #28c0d7: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: PayPal (https://brandsweets.com/colors/brands/paypal-com), Learning App (https://brandsweets.com/palettes/playful#learning-app), Elastic (https://brandsweets.com/colors/brands/elastic-co). — https://brandsweets.com/colors/darkorange
- **Denim** #1560bd [pool] — Designers have shipped Denim with #28c0d7: 5 real palettes, including UEFA's brand system and Coca-Cola's brand system, as the accent. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #28c0d7: 5 real palettes, including Patreon's brand system and Figma's brand system, as the accent. Seen in: Patreon (https://brandsweets.com/colors/brands/patreon-com), Figma (https://brandsweets.com/colors/brands/figma), Venmo (https://brandsweets.com/colors/brands/venmo-com), Opensea (https://brandsweets.com/colors/brands/opensea-io). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Confluent's brand system and Ford's brand system put Midnight Blue beside #28c0d7, as the lead colour. Seen in: Confluent (https://brandsweets.com/colors/brands/confluent-io), Ford (https://brandsweets.com/colors/brands/ford-com), SoFi (https://brandsweets.com/colors/brands/sofi-com), Kraken (https://brandsweets.com/colors/brands/kraken-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #28c0d7 in 9 real palettes, including Confluent's brand system and Elastic's brand system, as the supporting colour. Seen in: Confluent (https://brandsweets.com/colors/brands/confluent-io), Elastic (https://brandsweets.com/colors/brands/elastic-co), 1password (https://brandsweets.com/colors/brands/1password-com), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #28c0d7 in 10 real palettes, including Crayon Box and Cursor's brand system, as the text colour against it. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Cursor (https://brandsweets.com/colors/brands/cursor-com), Astro (https://brandsweets.com/colors/brands/astro-build), Polaroid (https://brandsweets.com/palettes/light#polaroid). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 2.18:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #1a7f8e (4.7:1); AA: background → #424242 (4.6:1); AAA: text → #14606c (7.19:1); AAA: background → #242424 (7.1:1)
- On black (#000000): 9.61:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Riot Games** — accent #0bc4e2 (Δ 1.657) — https://brandsweets.com/colors/brands/riotgames-com

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/28c0d7-a2b7be-df4e81-1f252d-e9f1ee?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: "#28c0d7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.