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Gracious Anthracite

#110011
Notes

Gracious Anthracite (#110011) is a deep violet 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 (300°, 100%, 3%) 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
#110011
RGB
rgb(17, 0, 17)
HSL
hsl(300, 100%, 3%)
HWB
hwb(300 0% 93%)
OKLCH
oklch(12.5% 0.057 328.4)
HSV
hsv(300, 100%, 7%)
LAB
lab(1.44% 7.40 -5.29)
LCH
lch(1.44% 9.09 324.44)
CMYK
cmyk(0%, 100%, 0%, 93%)

Etymology

Gracious
adjective

Latin grātiōsus, full-of-grace — adjectival suffix -ous. As a color modifier, gracious implies a neutral-and-courteous-and-warm quality, the neutral color of Edwardian-and-Belle-Époque gracious-and-formal-hosting Belle-Époque-Edwardian interior-decoration-and-textile coordinated-color tone. Sits at the neutral-and-friendly end of the grid, parallel to cordial and courteous in usage.

Anthracite
noun

The highest rank of coal — over ninety-two percent fixed carbon, with low volatile content and a near-metallic luster. Mined principally in northeastern Pennsylvania and rarely elsewhere. The color refers to a clean anthracite face: a deep, slightly muted black with the slight blue-purple metallic luster of high-rank coal. Cooler than coal, deeper than graphite, with the industrial weight of the fuel that heated New York and Philadelphia through the early twentieth century.

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

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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.

#110011
Original
#000412
Protanopia
#030610
Deuteranopia
#120106
Tritanopia
#050505
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
20.35:1
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
1.03:1

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