Plein Air
Also known as: Hyacinth Tint, Stargate, Pageant Song, Angelic Blue
With its cool undertone, Plein Air (#B9C4D2) comes across as cool and professional. Designers reach for it in SaaS products and finance apps. Its complement lands in orange territory, which makes for striking two-color pairings. For accessible text, use it on black or near-black backgrounds (11.89:1, passes WCAG AA) rather than white.
Plein Air color codes
- HEX
- #B9C4D2
- RGB
- rgb(185, 196, 210)
- RGBA
- rgba(185, 196, 210, 1)
- HSL
- hsl(214, 22%, 77%)
- HSV
- hsv(214, 12%, 82%)
- CMYK
- cmyk(12%, 7%, 0%, 18%)
- LAB
- lab(78.6 -1.8 -8.4)
- OKLCH
- oklch(81.6% 0.023 254.4)
Color intelligence
Displays accurately on every screen and translates well to print.
Temperature
neutral, leaning cool
subtle blue undertone in this near-neutral
Nearest standard colors
- CSS: lightsteelblue#B0C4DE · ΔE 4.5
- RAL 7047 — Telegrey 4#CFD0CF · ΔE 8.1 · approximate
RAL values are widely published approximations of the physical standard. For Pantone-adjacent workflows, match by eye against a physical fan deck — Pantone's values are proprietary and device-dependent, so we don't print lookups.
Where Plein Air works
- Web & UI: A supporting-cast color for UI: chart fills, tags, empty-state illustrations — not text.
- Interiors: Soft and low-saturation — a candidate for full walls, where vivid colors overwhelm.
- Fashion: A wardrobe neutral: it anchors outfits and pairs with nearly any accent color.
- Branding: Sits in the trust register — a natural primary for finance, health, and B2B brands.
- Interiors: Strong for a whole room, excellent in doses: an accent wall, cabinetry, or a statement chair.
- Fashion: Wears best as the statement piece — a top, scarf, or shoes — against neutral basics.
Copy as — every ecosystem
Tints, shades, and tones of Plein Air
Tints (lighter)
Shades (darker)
Color harmonies
Palettes built from Plein Air by rotating its hue in OKLCH space. Click any swatch to copy its hex code.
Complementary
Analogous
Triadic
Split-complementary
Tetradic
Monochromatic
Contrast & accessibility
Aa — on white
contrast 1.77:1
AA failAAA failAA large fail
Aa — on black
contrast 11.89:1
AA passAAA passAA large pass
Best text color on a Plein Air background: #000000
Palettes featuring Plein Air
Plein Air with its complement
Soft neighbors of Plein Air
Plein Air triad
Similar colors
- Icebreaker#B7C2CC · ΔE 2.0
- Steel Mist#C6CEDA · ΔE 2.9
- Rendez-Blue#ABBED0 · ΔE 3.4
- Sailor Boy#AEBBD0 · ΔE 3.6
- Arctic Ice#B6BDD0 · ΔE 3.7
- Stormy#B0BCC3 · ΔE 4.2
Looking for maximum contrast instead? The complement of Plein Air is closest to Oatmeal.
Plein Air FAQs
What color is Plein Air?
Plein Air is a light blue with the hex code #B9C4D2. In HSL terms it has a hue of 214°, 22% saturation, and 77% lightness.
What is the hex code for Plein Air?
The hex code for Plein Air is #B9C4D2. In RGB it's rgb(185, 196, 210), and in CMYK it's cmyk(12%, 7%, 0%, 18%).
What colors go well with Plein Air?
Plein Air pairs naturally with orange tones from its complementary harmony. Its own tints and shades always work as a monochrome scheme.
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