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Sensibly Ebony

#230317
Notes

Sensibly Ebony (#230317) is a deep magenta 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 (323°, 84%, 7%) 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#230317
RGB
rgb(35, 3, 23)
HSL
hsl(323, 84%, 7%)
HWB
hwb(323 1% 86%)
OKLCH
oklch(17.8% 0.064 345.7)
P3
color(display-p3 0.1231 0.0186 0.0872)
HSV
hsv(323, 91%, 14%)
LAB
lab(4.38% 17.18 -4.72)
LCH
lch(4.38% 17.82 344.63)
CMYK
cmyk(0%, 91%, 34%, 86%)

Etymology

Sensibly
adjective

Latin sēnsibilis, perceivable / having-good-sense — adverbial-and-adjectival suffix -ly. As a color modifier, sensibly implies a neutral-and-practical-and-rational quality where the hue carries the visual register of practical-and-functional color-decision matched to its everyday-use context. Sits at the neutral-and-traditional end of the grid, parallel to reasonably and practical in usage.

Ebony
noun

The genus Diospyros — particularly D. ebenum of Sri Lanka and D. crassiflora of West Africa — whose dense black heartwood has been carved for ornament since the Egyptian Old Kingdom. The color refers to polished African blackwood: a deep, slightly warm matte black with the satin finish of close-grained hardwood. Warmer than obsidian, drier than pitch, with the carving weight of a wood that sinks in water and sharpens its own tools.

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.

#230317
Original
#060b18
Protanopia
#101116
Deuteranopia
#26030b
Tritanopia
#0b0b0b
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
19.15:1
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
1.10:1

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
##230317
Display P3
Display P3
color(display-p3 0.1231 0.0186 0.0872)
Inside sRGBOKLCH chroma 0.064

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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