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Delicate Celeste

#a3b0c5
Notes

Delicate Celeste (#A3B0C5) is a soft azure with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (217°, 23%, 71%) places it in the muted 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 amber. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#a3b0c5
RGB
rgb(163, 176, 197)
HSL
hsl(217, 23%, 71%)
HWB
hwb(217 64% 23%)
OKLCH
oklch(75.4% 0.034 260.0)
P3
color(display-p3 0.6486 0.6886 0.7649)
HSV
hsv(217, 17%, 77%)
LAB
lab(71.47% -0.12 -12.20)
LCH
lch(71.47% 12.20 269.43)
CMYK
cmyk(17%, 11%, 0%, 23%)

Etymology

Delicate
adjective

Latin dēlicātus, charming / refined. As a color modifier, delicate implies a pale-and-finely-detailed-and-careful quality where the hue carries the visual register of Wedgwood-and-Sèvres finely-detailed-and-carefully-painted porcelain-and-ceramic surface. Sits at the pale-and-delicate end of the grid, parallel to fragile and fine in usage.

Celeste
noun

Italian and Spanish for celestial — the pale, slightly green-shifted blue of a Tuscan sky in summer or a Bolognese fresco background. Celeste as a color borrowing into English carries the same association: a clean, very pale blue with the matte finish of distemper paint. Lighter than azure, cooler than powder, with the Italian-architectural weight of a word that names the soffit color of a hundred Renaissance ceilings.

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.

#a3b0c5
Original
#a9b1c6
Protanopia
#a6aec5
Deuteranopia
#9bb4b7
Tritanopia
#afafaf
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
2.19:1
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
9.57:1

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
##A3B0C5
Display P3
Display P3
color(display-p3 0.6486 0.6886 0.7649)
Inside sRGBOKLCH chroma 0.034

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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