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Hardy Mesh Crimson

#ad2121
Notes

Hardy Mesh Crimson (#AD2121) is a true red with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (0°, 68%, 40%) 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 cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#ad2121
RGB
rgb(173, 33, 33)
HSL
hsl(0, 68%, 40%)
HWB
hwb(0 13% 32%)
OKLCH
oklch(48.7% 0.176 26.8)
HSV
hsv(0, 81%, 68%)
LAB
lab(37.99% 54.69 36.75)
LCH
lch(37.99% 65.89 33.90)
CMYK
cmyk(0%, 81%, 81%, 32%)

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.

Mesh
modifier

Old English mæscre, netting. As a color modifier, mesh implies a netted-and-woven-network quality, the visual register of hand-knotted-and-woven-mesh hand-knotted-and-woven-net wire-and-fiber-and-cord-mesh hand-knotted-and-woven-mesh-and-net surfaces under hand-knotted-and-woven-mesh-and-net working light. Sits at the modifier-and-texture end of the grid, parallel to wire and web in usage.

Crimson
noun

From the Old Spanish cremesin, itself from the Arabic qirmiz — the kermes scale insect, dried and ground into a brilliant carmine dye prized in the medieval Mediterranean. For centuries the most expensive red on a draper's shelf, reserved for cardinals, kings, and the cloth that gave English the word crimson. Cooler than scarlet, deeper than rose; the color of pomegranate seeds and a serious occasion.

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.

#ad2121
Original
#4e461f
Protanopia
#70641a
Deuteranopia
#bf0023
Tritanopia
#3f3f3f
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
6.96:1
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
3.02:1

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