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Sullen Borscht

#31102a
Notes

Sullen Borscht (#31102A) is a deep magenta with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (313°, 51%, 13%) 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#31102a
RGB
rgb(49, 16, 42)
HSL
hsl(313, 51%, 13%)
HWB
hwb(313 6% 81%)
OKLCH
oklch(23.7% 0.066 336.4)
P3
color(display-p3 0.1762 0.0704 0.1600)
HSV
hsv(313, 67%, 19%)
LAB
lab(10.49% 20.80 -9.79)
LCH
lch(10.49% 22.98 334.80)
CMYK
cmyk(0%, 67%, 14%, 81%)

Etymology

Sullen
adjective

Old French solain, solitary via Anglo-French solein. As a color modifier, sullen implies a deep-and-cool-and-withholding quality, the dark cool-gray of Norwegian-fjord mid-winter atmospheric-overcast and saturated-saltwater-cliff in late-November light. Sits at the deep-and-cool end of the grid, parallel to gloomy and saturnine in atmospheric tone.

Borscht
noun

Eastern European beet-soup — particularly the Ukrainian and Polish bórshch and Russian borshch, made from Beta vulgaris roots and cabbage in a deep-magenta broth. Borscht color refers to a freshly served bowl of Ukrainian bórshch with a sour-cream swirl: a saturated, slightly cool deep magenta with the matte finish of betalain-pigmented beet broth. Slightly warmer than Belarusian barszcz.

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.

#31102a
Original
#10192b
Protanopia
#1a1e29
Deuteranopia
#34121b
Tritanopia
#191919
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
16.96:1
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
1.24:1

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
##31102A
Display P3
Display P3
color(display-p3 0.1762 0.0704 0.1600)
Inside sRGBOKLCH chroma 0.066

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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