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Native Gabbro

#140a2a
Notes

Native Gabbro (#140A2A) is a deep indigo 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 (259°, 62%, 10%) 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
#140a2a
RGB
rgb(20, 10, 42)
HSL
hsl(259, 62%, 10%)
HWB
hwb(259 4% 84%)
OKLCH
oklch(18.1% 0.062 293.6)
P3
color(display-p3 0.0727 0.0409 0.1577)
HSV
hsv(259, 76%, 16%)
LAB
lab(4.81% 12.63 -19.00)
LCH
lch(4.81% 22.81 303.62)
CMYK
cmyk(52%, 76%, 0%, 84%)

Etymology

Native
adjective

Latin nātīvus, born / natural — adjectival suffix -ive. As a color modifier, native implies a neutral-and-original-and-indigenous quality, the neutral color of Native-American and Aboriginal-Australian indigenous-and-original earth-and-mineral-pigment ceremonial-craft tradition. Sits at the neutral-and-traditional end of the grid, parallel to indigenous and aboriginal in usage.

Gabbro
noun

Italian Tuscan gabbro, the Tuscan-coastal outcrop of intrusive-igneous mafic rock — the deep-cool-gray coarse-grained plutonic equivalent of basalt. Gabbro color refers to a Tuscan-coastal Alpi-Apuane gabbro outcrop face in midday sun: a dark cool-gray with the matte finish of plagioclase-and-pyroxene intrusive-igneous coarse-grained plutonic rock.

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.

#140a2a
Original
#00112b
Protanopia
#001029
Deuteranopia
#0e1118
Tritanopia
#0e0e0e
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
18.98:1
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
1.11:1

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
##140A2A
Display P3
Display P3
color(display-p3 0.0727 0.0409 0.1577)
Inside sRGBOKLCH chroma 0.062

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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