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Austere Ube

#2a1138
Notes

Austere Ube (#2A1138) is a deep indigo 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 (278°, 53%, 14%) 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 lime. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#2a1138
RGB
rgb(42, 17, 56)
HSL
hsl(278, 53%, 14%)
HWB
hwb(278 7% 78%)
OKLCH
oklch(23.7% 0.076 311.5)
P3
color(display-p3 0.1519 0.0718 0.2115)
HSV
hsv(278, 70%, 22%)
LAB
lab(10.40% 21.17 -20.24)
LCH
lch(10.40% 29.29 316.28)
CMYK
cmyk(25%, 70%, 0%, 78%)

Etymology

Austere
adjective

Latin austērus, harsh / bitter. As a color modifier, austere implies a deep-and-stripped-down formality, the dark plain-textile color of Bauhaus and Cistercian monastic interior aesthetic. Sits at the deep-and-formal end of the grid, parallel to stern and severe in tone.

Ube
noun

Filipino purple yam (Dioscorea alata) — a tropical climbing vine cultivated for its deep-violet starchy tuber, the eponymous flavor-base for ube halaya jam, halo-halo shaved-ice dessert, and modern ube cake. Ube color refers to a freshly mashed Dioscorea alata tuber-flesh: a saturated, slightly cool deep violet with the matte finish of anthocyanin-rich starchy yam-pulp. The Tagalog name ube derives from the Cebuano ubi.

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.

#2a1138
Original
#041b39
Protanopia
#0e1d37
Deuteranopia
#281822
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
16.99:1
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
##2A1138
Display P3
Display P3
color(display-p3 0.1519 0.0718 0.2115)
Inside sRGBOKLCH chroma 0.076

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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