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Faint Kuro

#12082a
Notes

Faint Kuro (#12082A) 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 (258°, 68%, 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
#12082a
RGB
rgb(18, 8, 42)
HSL
hsl(258, 68%, 10%)
HWB
hwb(258 3% 84%)
OKLCH
oklch(17.4% 0.066 291.8)
P3
color(display-p3 0.0648 0.0329 0.1575)
HSV
hsv(258, 81%, 16%)
LAB
lab(4.24% 12.61 -19.91)
LCH
lch(4.24% 23.57 302.35)
CMYK
cmyk(57%, 81%, 0%, 84%)

Etymology

Faint
adjective

Old French faindre, to feign, weaken — used as a color modifier since the fifteenth century for hues that read as barely present. Faint pink, faint blue: very low saturation combined with high lightness. Sits at the pale-bucket extreme alongside whispered and ghostly.

Kuro
noun

Japanese 黒, black — the deep matte saturated black of sumi-e ink-on-rice-paper and the kuromontsuki (black-crested-five-mark) formal kimono. Kuro color refers to a freshly kuromontsuki-dyed silk garment: a saturated, slightly cool deep black with the matte finish of multi-bath kachi-iro indigo-overdye on woven silk. Cooler than sumi (pure ink-black) and warmer than synthetic dye-blacks.

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.

#12082a
Original
#000f2b
Protanopia
#000e29
Deuteranopia
#0b1017
Tritanopia
#0d0d0d
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
19.20:1
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
1.09:1

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
##12082A
Display P3
Display P3
color(display-p3 0.0648 0.0329 0.1575)
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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