# #00c4fa

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

## Values

- Hex: `#00c4fa`
- RGB: rgb(0, 196, 250)
- HSL: hsl(193, 100%, 49%)
- OKLCH: oklch(0.765 0.147 226.6)
- Relative luminance: 0.4638
- Nearest named color: deepskyblue (#00bfff, Δ 1.733) — https://brandsweets.com/colors/deepskyblue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/00c4fa

## Tints & shades

- Tints (toward white): #14ccff, #2ed2ff, #47d7ff, #61ddff, #7ae2ff, #8fe7ff, #a8ecff, #c2f2ff, #dbf7ff, #f5fdff
- Shades (toward black): #00b4e6, #00a0cc, #0090b8, #007c9e, #006c8a, #005870, #00485c, #003442, #00242e, #001014

## Harmonies

- Complementary: #fa3600
- Analogous: #00fab3, #0047fa
- Triadic: #fa00c4, #c4fa00
- Split-complementary: #fa0047, #fab300
- Tetradic: #b300fa, #fa3600, #47fa00

## Colors that go with #00c4fa

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 #00c4fa: softer than #000 and cool enough to feel like part of the same palette. Seen in: Vimeo (https://brandsweets.com/colors/brands/vimeo-com), UEFA (https://brandsweets.com/colors/brands/uefa-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com). — https://brandsweets.com/colors/charcoal
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #00c4fa: 4 real palettes, including Figma's brand system and Patreon's brand system, as the accent. Seen in: Figma (https://brandsweets.com/colors/brands/figma), Patreon (https://brandsweets.com/colors/brands/patreon-com), 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] — 7 real palettes, including Kraken's brand system and Confluent's brand system put Midnight Blue beside #00c4fa, as the lead colour. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Confluent (https://brandsweets.com/colors/brands/confluent-io), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #00c4fa in 7 real palettes, including 1password's brand system and Elastic's brand system, as the accent. Seen in: 1password (https://brandsweets.com/colors/brands/1password-com), Elastic (https://brandsweets.com/colors/brands/elastic-co), NBA (https://brandsweets.com/colors/brands/nba-com), Confluent (https://brandsweets.com/colors/brands/confluent-io). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #00c4fa in 6 real palettes, including Astro's brand system and Cursor's brand system, as the text colour against it. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Cursor (https://brandsweets.com/colors/brands/cursor-com), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/taupe
- **Coral** #ff7f50 [harmony: complementary] — Coral sits directly opposite #00c4fa 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/coral
- **Light Coral** #f08080 [harmony, pool: split] — Light Coral is a split-complement of #00c4fa: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Sentry (https://brandsweets.com/colors/brands/sentry-io). — https://brandsweets.com/colors/lightcoral
- **Amber** #ffbf00 [pool] — Amber is paired with #00c4fa in 3 real palettes, including Blueprint and Salesforce's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber

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

- On white (#ffffff): 2.04:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0080a3 (4.55:1); AA: background → #474747 (4.55:1); AAA: text → #00607a (7.11:1); AAA: background → #292929 (7.12:1)
- On black (#000000): 10.28:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Warp** — primary #00c2ff (Δ 1.032) — https://brandsweets.com/colors/brands/warp-dev

## 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/00c4fa-a2b5be-df4e75-1f242d-e9f1ef?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: "#00c4fa" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.