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Plain Pamir

#aca9e3
Notes

Plain Pamir (#ACA9E3) is a soft blue with a pastel character. It reads calm and airy, with enough chroma to feel intentional rather than washed out. Its HSL profile (243°, 51%, 78%) places it in the balanced band at a light lightness. It works as a background wash, large-area fill, or soft illustration tone. Add a darker ink of the same hue when you need type over it. For a confident two-color system, pair it with its complementary yellow. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#aca9e3
RGB
rgb(172, 169, 227)
HSL
hsl(243, 51%, 78%)
HWB
hwb(243 66% 11%)
OKLCH
oklch(75.8% 0.083 286.6)
P3
color(display-p3 0.6724 0.6631 0.8731)
HSV
hsv(243, 26%, 89%)
LAB
lab(71.35% 13.39 -28.76)
LCH
lch(71.35% 31.72 294.97)
CMYK
cmyk(24%, 26%, 0%, 11%)

Etymology

Plain
adjective

Latin planus, flat, level — used as a color modifier since the medieval period for hues that read as undecorated and direct. Plain white, plain blue: moderate saturation, no shift, no surface effect. Sits in the crisp-bucket center, with the implication of restraint rather than absence.

Pamir
noun

Central Asian high-altitude range straddling Tajikistan, Afghanistan, and Kyrgyzstan — known as Bām-i Dunyā (the Roof of the World) for its 7,000m peaks and intense alpine sky. Pamir color refers to a Pamir clear-day alpine sky over the Wakhan Corridor: a saturated, slightly cool deep blue-violet with the optical complexity of high-altitude Rayleigh-scattered atmospheric indigo light.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#aca9e3
Original
#9ab0e5
Protanopia
#99ade1
Deuteranopia
#a0b3bd
Tritanopia
#aeaeae
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon White
2.20:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
9.54:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##ACA9E3
Display P3
Display P3
color(display-p3 0.6724 0.6631 0.8731)
P3 has subtle headroomOKLCH chroma 0.083

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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