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Earthyindigodeepmuted

Plush Twilight Wave

#23172d
Notes

Plush Twilight Wave (#23172D) is a deep indigo 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 (273°, 32%, 13%) 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 lime. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#23172d
RGB
rgb(35, 23, 45)
HSL
hsl(273, 32%, 13%)
HWB
hwb(273 9% 82%)
OKLCH
oklch(23.1% 0.044 308.4)
HSV
hsv(273, 49%, 18%)
LAB
lab(10.26% 11.49 -12.53)
LCH
lch(10.26% 17.00 312.52)
CMYK
cmyk(22%, 49%, 0%, 82%)

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

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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.

#23172d
Original
#121b2e
Protanopia
#151c2c
Deuteranopia
#221a1f
Tritanopia
#1b1b1b
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
17.05:1
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
1.23:1

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