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Indomitable Vita Crimson

#d81633
Notes

Indomitable Vita Crimson (#D81633) 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 (351°, 82%, 47%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. 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
#d81633
RGB
rgb(216, 22, 51)
HSL
hsl(351, 82%, 47%)
HWB
hwb(351 9% 15%)
OKLCH
oklch(56.3% 0.218 22.5)
HSV
hsv(351, 90%, 85%)
LAB
lab(46.20% 69.30 37.74)
LCH
lch(46.20% 78.91 28.57)
CMYK
cmyk(0%, 90%, 76%, 15%)

Etymology

Indomitable
adjective

Latin indomitābilis, unconquerable — derived from domāre (to tame). As a color modifier, indomitable implies a saturated-and-unconquerable-and-fierce quality where the hue resists any attempt to subdue or modulate its presence. Sits at the bold-and-resilient end of the grid, parallel to unyielding and adamant.

Vita
modifier

Latin vita, life-or-living. As a color modifier, vita implies a Latin-life-and-living-quality quality, the visual register of Roman-vita-and-dolce-vita-Latin-life hand-Latin-life-and-living-quality Roman-vita-and-dolce-vita-Latin-life-and-Vergilian-pastoral vita-and-Latin-life-and-living-quality surfaces under Roman-vita-and-dolce-vita-Latin-life-and-Vergilian-pastoral Augustan-Rome-and-Renaissance-Italy living-Roman-light. Sits at the modifier-and-Latin end of the grid, parallel to amor and via 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.

#d81633
Original
#5c5432
Protanopia
#897b2b
Deuteranopia
#ee0025
Tritanopia
#414141
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
5.14:1
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
4.08:1

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