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Sepulchral Clementine

#371108
Notes

Sepulchral Clementine (#371108) is a deep 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 (11°, 75%, 12%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. 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
#371108
RGB
rgb(55, 17, 8)
HSL
hsl(11, 75%, 12%)
HWB
hwb(11 3% 78%)
OKLCH
oklch(23.8% 0.063 34.8)
P3
color(display-p3 0.1978 0.0760 0.0422)
HSV
hsv(11, 85%, 22%)
LAB
lab(10.78% 18.32 13.28)
LCH
lch(10.78% 22.63 35.93)
CMYK
cmyk(0%, 69%, 85%, 78%)

Etymology

Sepulchral
adjective

Latin sepulcrālis, of the burial-place — adjectival form of sepulcrum. As a color modifier, sepulchral implies the deep funereal-and-formal darkness of Holy-Sepulchre-and-rock-cut royal-tomb interiors of medieval-and-Renaissance Christendom. Sits at the deep-and-funereal end of the grid, parallel to entombed and funereal in tone, both literary and architectural.

Clementine
noun

A nineteenth-century citrus hybrid, possibly a chance cross of mandarin and sour orange, named for Père Clément Rodier, the French monk who first cultivated it in Algeria. The color is the seedless skin of a winter clementine: a clean, slightly cool orange that's brighter than tangerine and softer than persimmon. The fruit ships in mesh bags from Morocco and Spain through the holiday season.

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.

#371108
Original
#1b1807
Protanopia
#252007
Deuteranopia
#3d090f
Tritanopia
#181818
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
16.85:1
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
1.25:1

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
##371108
Display P3
Display P3
color(display-p3 0.1978 0.0760 0.0422)
Inside sRGBOKLCH chroma 0.063

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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