# #899bd1

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

## Values

- Hex: `#899bd1`
- RGB: rgb(137, 155, 209)
- HSL: hsl(225, 44%, 68%)
- OKLCH: oklch(0.696 0.082 270)
- Relative luminance: 0.3336
- Nearest named color: Easter Egg (#8e97c7, Δ 1.63) — https://brandsweets.com/colors/easter-egg
- Moods: cool, modern
- Page: https://brandsweets.com/colors/899bd1

## Tints & shades

- Tints (toward white): #95a5d6, #a0aeda, #abb7de, #b6c1e2, #c1cae7, #ccd3eb, #d7ddef, #e2e6f4, #edeff8, #f8f9fc
- Shades (toward black): #7389c9, #5a73bf, #4661b4, #3c549a, #334884, #2b3c6e, #212e54, #18223e, #0e1425, #06080f

## Harmonies

- Complementary: #d1bf89
- Analogous: #89bfd1, #9b89d1
- Triadic: #d1899b, #9bd189
- Split-complementary: #d19b89, #bfd189
- Tetradic: #d189bf, #d1bf89, #89d19b

## Colors that go with #899bd1

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 #899bd1: softer than #000 and cool enough to feel like part of the same palette. Seen in: Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Mercury (https://brandsweets.com/colors/brands/mercury-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #899bd1 in 6 real palettes, including Ahrefs's brand system and NBA's brand system, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #899bd1: 4 real palettes, including Calm's brand system and Snowflake AI Data Cloud's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #899bd1: 6 real palettes, including Dusk and Open House, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #899bd1: 5 real palettes, including Venmo's brand system and Studio Grey, as the lead colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Studio Grey (https://brandsweets.com/palettes/minimal#studio-grey), Patreon (https://brandsweets.com/colors/brands/patreon-com), Opensea (https://brandsweets.com/colors/brands/opensea-io). — https://brandsweets.com/colors/dodgerblue
- **Medium Sea Green** #3cb371 [harmony, pool: triadic] — Medium Sea Green completes a triad with #899bd1 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Terminal (https://brandsweets.com/palettes/technical#terminal), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/mediumseagreen
- **Midnight Blue** #191970 [pool] — 10 real palettes, including First Snow and Open House put Midnight Blue beside #899bd1, as the text colour against it. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Open House (https://brandsweets.com/palettes/clean#open-house), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/midnightblue
- **Periwinkle** #ccccff [pool] — Periwinkle shows up next to #899bd1 in 4 real palettes, including Blue Mono and Calendly's brand system, as the accent. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Calendly (https://brandsweets.com/colors/brands/calendly-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk). — https://brandsweets.com/colors/periwinkle

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

- On white (#ffffff): 2.74:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5a73bf (4.53:1); AA: background → #333333 (4.62:1); AAA: text → #3c549a (7.17:1); AAA: background → #0f0f0f (7:1)
- On black (#000000): 7.67:1 — AA pass, AA-large pass, AAA pass

## 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/899bd1-9ca1c4-df754e-221f2d-e9eff1?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: "#899bd1" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.