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Inky Glicine

#171049
Notes

Inky Glicine (#171049) is a deep blue 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 (247°, 64%, 17%) 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 yellow. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#171049
RGB
rgb(23, 16, 73)
HSL
hsl(247, 64%, 17%)
HWB
hwb(247 6% 71%)
OKLCH
oklch(22.8% 0.100 280.4)
P3
color(display-p3 0.0859 0.0638 0.2744)
HSV
hsv(247, 78%, 29%)
LAB
lab(9.27% 22.88 -34.24)
LCH
lch(9.27% 41.18 303.76)
CMYK
cmyk(68%, 78%, 0%, 71%)

Etymology

Inky
adjective

An adjectival form of ink, used as a color modifier since the eighteenth century to suggest the deep saturated black of fresh writing ink seen against white paper. Less about literal blackness than about the optical density of a fluid that absorbs light through its full thickness. Used at the dark end of any saturated hue: an inky blue is a deep saturated blue with the optical depth of pigment in solution.

Glicine
noun

Italian for Wisteria sinensis, the cascading purple-violet flowering vine introduced from China to European gardens in 1816. Glicine color refers to a fully bloomed Glicine raceme on a Tuscan pergola: a saturated, slightly cool deep blue-violet with the velvet finish of dense pendulous wisteria racemes. Stocks as a fashion-color name in early-20th-century Italian millinery and Liberty-style enamels.

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.

#171049
Original
#001c4b
Protanopia
#001848
Deuteranopia
#001f2b
Tritanopia
#161616
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
17.40:1
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
1.21:1

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
##171049
Display P3
Display P3
color(display-p3 0.0859 0.0638 0.2744)
P3 has subtle headroomOKLCH chroma 0.100

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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