# #28bbc8

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

## Values

- Hex: `#28bbc8`
- RGB: rgb(40, 187, 200)
- HSL: hsl(185, 67%, 47%)
- OKLCH: oklch(0.725 0.116 204.3)
- Relative luminance: 0.4016
- Nearest named color: Blue Bobbin (#52b4ca, Δ 2.835) — https://brandsweets.com/colors/blue-bobbin
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/28bbc8

## Tints & shades

- Tints (toward white): #33c9d7, #48cfdb, #5dd4df, #72dae3, #8ce1e8, #a1e6ec, #b7ecf1, #ccf1f5, #e1f7f9, #f6fdfd
- Shades (toward black): #24abb7, #2097a2, #1d8791, #197780, #16676f, #125359, #0e4448, #0b3437, #072022, #031011

## Harmonies

- Complementary: #c83528
- Analogous: #28c885, #286ac8
- Triadic: #c828bb, #bbc828
- Split-complementary: #c8286a, #c88528
- Tetradic: #8528c8, #c83528, #6ac828

## Colors that go with #28bbc8

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 #28bbc8: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Lido (https://brandsweets.com/palettes/vivid#lido), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), N26 (https://brandsweets.com/colors/brands/n26-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 #28bbc8, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Unity (https://brandsweets.com/colors/brands/unity-com), Uber (https://brandsweets.com/colors/brands/uber-com). — https://brandsweets.com/colors/blue
- **Dark Orange** #ff8c00 [harmony, pool: split] — Dark Orange is a split-complement of #28bbc8: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. 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). — https://brandsweets.com/colors/darkorange
- **Denim** #1560bd [pool] — Designers have shipped Denim with #28bbc8: 6 real palettes, including Coca-Cola's brand system and UEFA's brand system, as the accent. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), UEFA (https://brandsweets.com/colors/brands/uefa-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 #28bbc8: 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), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 9 real palettes, including Confluent's brand system and Ford's brand system put Midnight Blue beside #28bbc8, 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), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/midnightblue
- **Mustard Yellow** #ffdb58 [pool] — 4 real palettes, including Crayon Box and Lido put Mustard Yellow beside #28bbc8, as the accent. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Lido (https://brandsweets.com/palettes/vivid#lido), Diner (https://brandsweets.com/palettes/vivid#diner), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice). — https://brandsweets.com/colors/mustard
- **Orange** #ffa500 [pool] — 4 real palettes, including Mistral AI's brand system and Mint Modern put Orange beside #28bbc8, as the supporting colour. Seen in: Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Gopro (https://brandsweets.com/colors/brands/gopro-com), Graphite (https://brandsweets.com/palettes/technical#graphite). — https://brandsweets.com/colors/orange

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

- On white (#ffffff): 2.32:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #1b7f88 (4.73:1); AA: background → #3d3d3d (4.67:1); AAA: text → #145f66 (7.35:1); AAA: background → #1f1f1f (7.09:1)
- On black (#000000): 9.03:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Prisma** — primary #00bbcb (Δ 0.818) — https://brandsweets.com/colors/brands/prisma-io
- **Prisma** — secondary #00bbcb (Δ 0.818) — https://brandsweets.com/colors/brands/prisma-io
- **Perplexity** — accent #1fb8cd (Δ 1.343) — https://brandsweets.com/colors/brands/perplexity

## 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/28bbc8-a2b8be-df4e88-1f262d-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: "#28bbc8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.