# #05b5eb

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

## Values

- Hex: `#05b5eb`
- RGB: rgb(5, 181, 235)
- HSL: hsl(194, 96%, 47%)
- OKLCH: oklch(0.723 0.141 228.6)
- Relative luminance: 0.3908
- Nearest named color: Blue Bikini (#00bbee, Δ 1.636) — https://brandsweets.com/colors/blue-bikini
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/05b5eb

## Tints & shades

- Tints (toward white): #0fc3fa, #28c9fb, #41d0fb, #5ad6fc, #78ddfc, #91e4fd, #aaeafd, #c3f0fe, #dcf6fe, #f5fdff
- Shades (toward black): #04a6d7, #0493be, #0383aa, #037496, #036482, #025169, #024255, #013241, #011f28, #000f14

## Harmonies

- Complementary: #eb3a05
- Analogous: #05ebae, #0542eb
- Triadic: #eb05b5, #b5eb05
- Split-complementary: #eb0542, #ebae05
- Tetradic: #ae05eb, #eb3a05, #42eb05

## Colors that go with #05b5eb

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 #05b5eb: 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), Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #05b5eb in 5 real palettes, including Salesforce's brand system and Blueprint, as the accent. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), NBA (https://brandsweets.com/colors/brands/nba-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/amber
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #05b5eb in 4 real palettes, including Learning App and Elastic's brand system, as the accent. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Elastic (https://brandsweets.com/colors/brands/elastic-co), 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 #05b5eb: 7 real palettes, including Venmo's brand system and Coca-Cola's brand system, as the accent. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Apple (https://brandsweets.com/colors/brands/apple-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #05b5eb: 4 real palettes, including Figma's brand system and Venmo's brand system, as the accent. Seen in: Figma (https://brandsweets.com/colors/brands/figma), Venmo (https://brandsweets.com/colors/brands/venmo-com), Patreon (https://brandsweets.com/colors/brands/patreon-com), Opensea (https://brandsweets.com/colors/brands/opensea-io). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Kraken's brand system and Confluent's brand system put Midnight Blue beside #05b5eb, as the lead colour. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Confluent (https://brandsweets.com/colors/brands/confluent-io), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), SoFi (https://brandsweets.com/colors/brands/sofi-com). — https://brandsweets.com/colors/midnightblue
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #05b5eb in 4 real palettes, including Figma's brand system and Cursor's brand system, as the lead colour. Seen in: Figma (https://brandsweets.com/colors/brands/figma), Cursor (https://brandsweets.com/colors/brands/cursor-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave), Launch Orange (https://brandsweets.com/palettes/bold#launch-orange). — https://brandsweets.com/colors/orangered
- **Coral** #ff7f50 [harmony: complementary] — Coral sits directly opposite #05b5eb 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

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

- On white (#ffffff): 2.38:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #037fa5 (4.58:1); AA: background → #3d3d3d (4.56:1); AAA: text → #03607d (7.06:1); AAA: background → #1c1c1c (7.15:1)
- On black (#000000): 8.82:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Snowflake AI Data Cloud** — secondary #29b5e8 (Δ 0.823) — https://brandsweets.com/colors/brands/snowflake-com
- **Calm** — primary #3cb0ec (Δ 1.954) — https://brandsweets.com/colors/brands/calm-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/05b5eb-9cb6c4-df4e72-1f242d-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: "#05b5eb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.