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Plutonian Lavanda

#181238
Notes

Plutonian Lavanda (#181238) is a deep blue 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 (249°, 51%, 15%) 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 yellow. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#181238
RGB
rgb(24, 18, 56)
HSL
hsl(249, 51%, 15%)
HWB
hwb(249 7% 78%)
OKLCH
oklch(21.5% 0.071 286.0)
P3
color(display-p3 0.0903 0.0715 0.2109)
HSV
hsv(249, 68%, 22%)
LAB
lab(8.24% 15.30 -23.84)
LCH
lch(8.24% 28.33 302.69)
CMYK
cmyk(57%, 68%, 0%, 78%)

Etymology

Plutonian
adjective

From Pluto, the Roman god of the underworld (Greek Plouton). As a color modifier, plutonian implies the cool deep darkness of the underworld realms, with literary-classical register. Sits at the deep-and-cool end of the grid, parallel to Hadean and cooler than infernal.

Lavanda
noun

Italian and Spanish for lavender (Lavandula angustifolia) — derived from Latin lavare, to wash, after the Roman use of lavender in bathwater. Lavanda color refers to a freshly cut Provençal lavanda sprig: a saturated, slightly cool deep blue-violet with the matte finish of essential-oil-rich lavender bracts. Cooler than English lavender, which trends paler and grayer.

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.

#181238
Original
#001939
Protanopia
#001737
Deuteranopia
#0d1b22
Tritanopia
#161616
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
17.76:1
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
1.18:1

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
##181238
Display P3
Display P3
color(display-p3 0.0903 0.0715 0.2109)
Inside sRGBOKLCH chroma 0.071

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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