#A9B4A9Alpine Air (#A9B4A9) is a grey neutral with an OKLCH hue of 145°, lightness 0.76 and chroma 0.02. In practice it behaves as a mid-weight working color for secondary surfaces and editorial blocks.
| HEX | #A9B4A9 |
|---|---|
| RGB | rgb(169, 180, 169) |
| HSL | hsl(120, 7%, 68%) |
| HSV | hsv(120, 6%, 71%) |
| CMYK | cmyk(6%, 0%, 6%, 29%) |
| CIE Lab | lab(72.2 -5.9 4.3) |
| OKLCH | oklch(0.758 0.020 145) |
Under warm 2700K interior light Alpine Air shifts subtly: takes on a yellow cast; in north-facing or shaded light it is virtually unchanged. Overall drift across common illuminants is small (max ΔE ≈ 1.8), so it is a lighting-stable choice.
#b1af9e — ΔE 1.8, shifts subtly: takes on a yellow cast#afb5a5 — ΔE 1.0, shifts subtly: takes on a yellow-green cast#a9b4a9 — ΔE 0.0, is virtually unchanged#a9b5ab — ΔE 0.3, is virtually unchangedTest Alpine Air in the color lighting simulator — sweep it through daylight, warm 2700K light, 4000K LED, and shade alongside the rest of your palette.
Against white it measures 2.15:1 and against black 9.79:1, so black text is the stronger pairing. That pairing passes WCAG AA for body text. Avoid white text on this color entirely.
One color explored: close hues with real lightness and chroma structure, so the palette is the anchor through value rather than a set of colors.
#ebf5eb · #c2cdc2 · #a9b4a9 · #768076 · #545c54 · #333a33
The anchor's neighbours on the wheel — everything shares an undertone, so the chord carries color without anything having to be muted to get along.
#aee4d6 · #9dd1b6 · #a9b4a9 · #90a779 · #8b9063 · #837a52
The mid-gap pairing — sage and mustard, terracotta and olive. A foil rotated 40–65° toward warm or cool: too far to be kin, too near to argue, carried by temperature and a deliberate value offset.
#a9b4a9 · #77999a · #5c7e5d · #0b6466 · #274529 · #032a2a
One deliberately opposed voice — a single restrained counterpoint across the wheel, or temperature against temperature where the anchor is too muted to carry a loud opposite.
#cbd8cb · #a9b4a9 · #a67fa8 · #5f7560 · #425543 · #2a362a
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#f6eff6 · #a9b4a9 · #8f978f · #5c585c · #1f271f · #020102
This color as a ground rather than a subject — its own restraint held across a narrow value band, carrying one saturated voice from the opposite temperature.
#eff3ef · #a9b4a9 · #3f463f · #222923 · #030804 · #cc71d0
The same quiet ground carrying one bright gold voice — the high-energy pairing a cool or muted anchor cannot reach through its own temperature.
#eff3ef · #a9b4a9 · #3f463f · #222923 · #030804 · #f4b94d
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#faedfa · #a9b4a9 · #a888a9 · #6f4a70 · #341835 · #000200
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#faedfa · #a9b4a9 · #978eb6 · #7b475b · #271d40 · #040001
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#ecf2ff · #a9b4a9 · #8394ba · #7e4844 · #3e1614 · #000008
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#e4f5ff · #a9b4a9 · #709bb5 · #6f4a70 · #3b1b01 · #030003
#B5BFB5 · #C1CAC1 · #CDD5CD · #DAE0DA · #E6EBE6
#8A938A · #6B746B · #4F564F · #333A33 · #1A201A
Its moderate chroma lets it work in mid-size areas — upholstery, secondary UI surfaces, editorial blocks — without overwhelming neighbors. In palettes it pairs most predictably with its tonal ramp and analogous neighbors; reserve the complementary hue for small, deliberate contrast.