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Stormy Russet

#3f0d05
Notes

Stormy Russet (#3F0D05) 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 (8°, 85%, 13%) places it in the highly saturated band at a dark 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 cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#3f0d05
RGB
rgb(63, 13, 5)
HSL
hsl(8, 85%, 13%)
HWB
hwb(8 2% 75%)
OKLCH
oklch(24.8% 0.079 32.5)
P3
color(display-p3 0.2255 0.0661 0.0326)
HSV
hsv(8, 92%, 25%)
LAB
lab(11.66% 23.73 15.98)
LCH
lch(11.66% 28.61 33.96)
CMYK
cmyk(0%, 79%, 92%, 75%)

Etymology

Stormy
adjective

Old English storm, storm — adjectival suffix -y. As a color modifier, stormy implies a deep-and-turbulent-and-cool-shifted quality, the dark cool-gray of Force-9-gale atmospheric-turbulence sky. Sits at the deep-and-turbulent end of the grid, parallel to thunderous and tempestuous in atmospheric register.

Russet
noun

From the Old French rousset, reddish-brown. A medieval term for the coarse, undyed wool of peasant cloth — the natural red-brown of the local fleece. The color now refers to autumn foliage, the skin of a russet potato, the rust-stained sandstone of the American southwest. Earthier than rust, drier than mahogany; the red of October.

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.

#3f0d05
Original
#1c1804
Protanopia
#282303
Deuteranopia
#46000b
Tritanopia
#171717
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
16.52:1
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
1.27:1

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
##3F0D05
Display P3
Display P3
color(display-p3 0.2255 0.0661 0.0326)
Inside sRGBOKLCH chroma 0.079

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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