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Earthyindigodeepmuted

Misty Indigo Smoke

#403b5a
Notes

Misty Indigo Smoke (#403B5A) 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 (250°, 21%, 29%) 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 yellow. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#403b5a
RGB
rgb(64, 59, 90)
HSL
hsl(250, 21%, 29%)
HWB
hwb(250 23% 65%)
OKLCH
oklch(37.1% 0.053 291.0)
HSV
hsv(250, 34%, 35%)
LAB
lab(26.61% 10.01 -17.77)
LCH
lch(26.61% 20.40 299.38)
CMYK
cmyk(29%, 34%, 0%, 65%)

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.

#403b5a
Original
#333f5b
Protanopia
#333e59
Deuteranopia
#3a4046
Tritanopia
#3e3e3e
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
10.55:1
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
1.99:1

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Canvas