colors
Back to gallery

Gladiatorial Carmine

#a90e21
Notes

Gladiatorial Carmine (#A90E21) is a true red with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (353°, 85%, 36%) 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
#a90e21
RGB
rgb(169, 14, 33)
HSL
hsl(353, 85%, 36%)
HWB
hwb(353 5% 34%)
OKLCH
oklch(46.8% 0.182 23.9)
HSV
hsv(353, 92%, 66%)
LAB
lab(35.72% 57.66 34.16)
LCH
lch(35.72% 67.03 30.65)
CMYK
cmyk(0%, 92%, 80%, 34%)

Etymology

Gladiatorial
adjective

Latin gladiātōrius, of the gladiator — adjectival suffix, derived from gladius (short-sword). As a color modifier, gladiatorial implies a saturated-and-combative-and-bloody quality, the deep-rich color of Roman-Colosseum gladiator-arena bloody-tunic-and-shield combat-attire. Sits at the bold-and-formal end of the grid, parallel to spartan and valiant.

Carmine
noun

The deep red-purple dye extracted from cochineal scale insects (Dactylopius coccus) — harvested in pre-Columbian Mexico and shipped to Europe by the Spanish empire as an export second only to silver. The color refers to fresh carmine pigment in solution: a saturated, slightly cool deep red-purple with the brilliance of a dye thirty times stronger than kermes. Cooler than crimson, warmer than wine, with the colonial-trade weight of a pigment that funded an empire.

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.

#a90e21
Original
#463f20
Protanopia
#6b5f1a
Deuteranopia
#bb0019
Tritanopia
#303030
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
7.58:1
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
2.77:1

Related Colors

Canvas