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Macabre Hematite

#621010
Notes

Macabre Hematite (#621010) 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 (0°, 72%, 22%) 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
#621010
RGB
rgb(98, 16, 16)
HSL
hsl(0, 72%, 22%)
HWB
hwb(0 6% 62%)
OKLCH
oklch(32.5% 0.115 26.5)
HSV
hsv(0, 84%, 38%)
LAB
lab(20.07% 35.76 23.29)
LCH
lch(20.07% 42.68 33.08)
CMYK
cmyk(0%, 84%, 84%, 62%)

Etymology

Macabre
adjective

French macabre, possibly from Macabre (the medieval Danse Macabre) or Hebrew meqabber (gravedigger). As a color modifier, macabre implies a deep-and-funereal-and-uncanny quality, the dark cool-gray of medieval-and-Victorian memento-mori iconography. Sits at the deep-and-funereal end of the grid, parallel to funereal with uncanny-and-grotesque overtone.

Hematite
noun

The most-mined iron oxide — ground into red ochre pigment since the Paleolithic and used as everything from cave-painting medium to the polishing agent for cathode-ray tube glass. The color refers to a polished hematite cabochon: a soft, slightly muted deep red-brown with the slight metallic luster of crystallized iron oxide. Drier than rust, warmer than burgundy.

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

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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.

#621010
Original
#2a250f
Protanopia
#3e370c
Deuteranopia
#6d0011
Tritanopia
#212121
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
13.12:1
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
1.60:1

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