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Adamant Stichtite

#9339bd
Notes

Adamant Stichtite (#9339BD) is a true violet with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (281°, 54%, 48%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. 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
#9339bd
RGB
rgb(147, 57, 189)
HSL
hsl(281, 54%, 48%)
HWB
hwb(281 22% 26%)
OKLCH
oklch(53.0% 0.203 312.8)
HSV
hsv(281, 70%, 74%)
LAB
lab(42.47% 58.11 -52.89)
LCH
lch(42.47% 78.58 317.69)
CMYK
cmyk(22%, 70%, 0%, 26%)

Etymology

Adamant
adjective

Greek adámas, unconquerable — derived from a- (not) plus damnan (to subdue). As a color modifier, adamant implies a saturated-and-rock-hard quality where the hue maintains diamond-hard pigmentation. Sits at the bold-and-resilient end of the grid, parallel to indomitable and ironclad in usage.

Stichtite
noun

Rare violet-pink chromium-bearing mineral first described from the Dundas deposits of Tasmania in 1910 by Robert Sticht. Stichtite color refers to a polished Dundas stichtite-and-serpentine cabochon: a saturated, slightly cool deep violet with the silky finish of fibrous magnesium-chromium hydroxide-carbonate. The mineral is the chromium-substituted analog of brugnatellite, valued in lapidary work for its banded color.

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.

#9339bd
Original
#0060c1
Protanopia
#2d66ba
Deuteranopia
#8e5577
Tritanopia
#565656
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).
AAon White
5.90:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.56:1

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