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Praetorian Merlot

#b42638
Notes

Praetorian Merlot (#B42638) 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 (352°, 65%, 43%) 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
#b42638
RGB
rgb(180, 38, 56)
HSL
hsl(352, 65%, 43%)
HWB
hwb(352 15% 29%)
OKLCH
oklch(50.6% 0.177 20.0)
P3
color(display-p3 0.6490 0.2025 0.2354)
HSV
hsv(352, 79%, 71%)
LAB
lab(40.21% 56.25 25.91)
LCH
lch(40.21% 61.93 24.73)
CMYK
cmyk(0%, 79%, 69%, 29%)

Etymology

Praetorian
adjective

Latin praetōriānus, of the praetor — adjectival suffix, referring to the Roman-Imperial elite guard-cohorts. As a color modifier, praetorian implies a saturated-and-elite-and-imperial-guard quality, the deep-rich color of Roman-Praetorian-Guard elite-imperial-bodyguard scarlet-tunic-and-bronze-armor military-formation. Sits at the bold-and-formal end of the grid, parallel to spartan and imperial.

Merlot
noun

A Bordeaux red-wine grape — softer, fruitier, earlier-ripening than Cabernet Sauvignon, and the most-planted red grape in France. The color refers to a young Merlot from Saint-Émilion in a glass: a saturated, slightly cool deep red with the optical clarity of mid-tannin wine. Lighter than Cabernet, warmer than Pinot.

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.

#b42638
Original
#514c38
Protanopia
#746a34
Deuteranopia
#c6002e
Tritanopia
#454545
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
6.41:1
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
3.28:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##B42638
Display P3
Display P3
color(display-p3 0.6490 0.2025 0.2354)
P3 has subtle headroomOKLCH chroma 0.177

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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