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Padded Firmament

#3a5b6b
Notes

Padded Firmament (#3A5B6B) is a deep azure with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (200°, 30%, 32%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#3a5b6b
RGB
rgb(58, 91, 107)
HSL
hsl(200, 30%, 32%)
HWB
hwb(200 23% 58%)
OKLCH
oklch(45.2% 0.046 230.0)
P3
color(display-p3 0.2561 0.3535 0.4130)
HSV
hsv(200, 46%, 42%)
LAB
lab(36.82% -7.30 -12.91)
LCH
lch(36.82% 14.83 240.50)
CMYK
cmyk(46%, 15%, 0%, 58%)

Etymology

Padded
adjective

Middle English padde, pad / cushion — past-participle of pad. As a color modifier, padded implies a hushed-and-cushioned-and-soft quality where the hue carries the visual register of Mid-Century-Modern upholstered-and-padded-armchair textile-and-foam interior-finish. Sits at the hushed-and-soft end of the grid, parallel to cushioned and pillowed in usage.

Firmament
noun

The biblical sky-vault — and God called the firmament Heaven (Genesis). Firmament in literary and religious color vocabulary refers to the saturated deep blue of the cloudless midday sky as seen from a desert or mountain: a saturated, slightly cool deep blue with the optical brightness of a clear high-altitude atmosphere.

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.

#3a5b6b
Original
#535a6c
Protanopia
#4c546b
Deuteranopia
#256060
Tritanopia
#555555
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).
AAAon White
7.27:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.89:1

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
##3A5B6B
Display P3
Display P3
color(display-p3 0.2561 0.3535 0.4130)
Inside sRGBOKLCH chroma 0.046

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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