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Hardy Sindoor

#b5376d
Notes

Hardy Sindoor (#B5376D) is a true magenta 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 (334°, 53%, 46%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary teal. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b5376d
RGB
rgb(181, 55, 109)
HSL
hsl(334, 53%, 46%)
HWB
hwb(334 22% 29%)
OKLCH
oklch(53.7% 0.168 358.2)
HSV
hsv(334, 70%, 71%)
LAB
lab(43.75% 54.88 -2.27)
LCH
lch(43.75% 54.93 357.63)
CMYK
cmyk(0%, 70%, 40%, 29%)

Etymology

Hardy
adjective

Old French hardi, bold / brave — past-participle of hardir (to make brave). As a color modifier, hardy implies a saturated-and-cold-resistant quality, the deep-rich color of Scandinavian-and-Russian boreal-forest-and-tundra outdoor-clothing. Sits at the bold-and-resilient end of the grid, parallel to tough and resilient.

Sindoor
noun

The vermillion powder applied to the parted hair of married Hindu women — traditionally derived from cinnabar and turmeric, more recently from synthetic dyes. The color refers to fresh sindoor in a wedding ceremony: a saturated, slightly orange-shifted bright red with the powdery finish of mineral pigment. Brighter than vermillion, warmer than coral, with the social weight of a color tied to a single life-stage marker.

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.

#b5376d
Original
#50586e
Protanopia
#72706a
Deuteranopia
#c4294d
Tritanopia
#565656
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).
AAon White
5.63:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.73:1

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