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Antiquated Morningglory

#34565a
Notes

Antiquated Morningglory (#34565A) is a deep cyan 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 (186°, 27%, 28%) places it in the muted 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 red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#34565a
RGB
rgb(52, 86, 90)
HSL
hsl(186, 27%, 28%)
HWB
hwb(186 20% 65%)
OKLCH
oklch(42.9% 0.040 205.3)
P3
color(display-p3 0.2342 0.3338 0.3499)
HSV
hsv(186, 42%, 35%)
LAB
lab(34.24% -11.15 -6.22)
LCH
lch(34.24% 12.77 209.17)
CMYK
cmyk(42%, 4%, 0%, 65%)

Etymology

Antiquated
adjective

Latin antīquātus, made old — past-participle of antiquate. As a color modifier, antiquated implies a hushed-and-old-fashioned-and-faded quality where the hue carries the visual register of Edwardian-period faded-and-out-of-fashion period-correct color. Sits at the hushed-and-aged end of the grid, parallel to vintage and antique in usage.

Morningglory
noun

The family Convolvulaceae — particularly Ipomoea purpurea, the climbing annual whose blue-purple morning-blooming trumpet flowers close by midday. The color refers to a fresh Ipomoea flower in early morning: a saturated, slightly cool deep blue-violet with the satin finish of single-day trumpet bloom.

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.

#34565a
Original
#51535a
Protanopia
#4a4e5a
Deuteranopia
#245957
Tritanopia
#4f4f4f
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
8.00:1
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
2.62:1

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
##34565A
Display P3
Display P3
color(display-p3 0.2342 0.3338 0.3499)
Inside sRGBOKLCH chroma 0.040

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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