colors
Back to gallery

Inscribed Aurora

#81311c
Notes

Inscribed Aurora (#81311C) 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 (12°, 64%, 31%) 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
#81311c
RGB
rgb(129, 49, 28)
HSL
hsl(12, 64%, 31%)
HWB
hwb(12 11% 49%)
OKLCH
oklch(42.4% 0.116 35.6)
HSV
hsv(12, 78%, 51%)
LAB
lab(31.69% 33.30 30.40)
LCH
lch(31.69% 45.09 42.40)
CMYK
cmyk(0%, 62%, 78%, 49%)

Etymology

Inscribed
adjective

Latin īnscrībere, to write upon — past-participle of inscribe. As a color modifier, inscribed implies a clear-and-text-or-pattern-cut quality, the crisp color of Roman-Imperial-period monumental-stone inscription-and-monumental-text incised-relief. Sits at the crisp-and-incised end of the grid, parallel to etched and engraved in usage.

Aurora
noun

The atmospheric phenomenon of charged particles colliding with the upper atmosphere — particularly the aurora borealis (northern lights) at high latitudes. While auroras span green and violet, the warm-orange variant occurs when particles collide with high-altitude atomic nitrogen. The color refers to an orange auroral curtain: a soft, slightly red orange with the optical translucency of upper-atmosphere emission.

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.

#81311c
Original
#473f19
Protanopia
#5b5119
Deuteranopia
#8e1e2d
Tritanopia
#404040
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
8.79:1
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
2.39:1

Related Colors

Canvas