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Vitreous Achimenes

#b16398
Notes

Vitreous Achimenes (#B16398) is a true magenta with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (319°, 33%, 54%) 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
#b16398
RGB
rgb(177, 99, 152)
HSL
hsl(319, 33%, 54%)
HWB
hwb(319 39% 31%)
OKLCH
oklch(60.6% 0.121 340.3)
P3
color(display-p3 0.6528 0.4033 0.5860)
HSV
hsv(319, 44%, 69%)
LAB
lab(52.44% 38.72 -15.21)
LCH
lch(52.44% 41.60 338.55)
CMYK
cmyk(0%, 44%, 14%, 31%)

Etymology

Vitreous
adjective

Latin vitreus, glass-like — derived from vitrum (glass). As a color modifier, vitreous implies a clear-and-glassy quality where the hue carries the optical clarity of polished crown-glass. Sits at the crisp-and-clear end of the grid, parallel to pellucid and crystalline in usage.

Achimenes
noun

Mexican magic flower (Achimenes longiflora) — a Gesneriaceae tuberous-rhizome perennial native to Central American cloud-forest understory, with deep-magenta tubular flowers that bloom in summer and dormant rhizomes in winter. Achimenes color refers to a fully opened Achimenes longiflora tubular flower: a saturated, slightly cool deep magenta with the velvet finish of fresh fused-petaled tubular corolla. Greek achimenes means winter-tender.

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.

#b16398
Original
#66769a
Protanopia
#7b8296
Deuteranopia
#b96477
Tritanopia
#777777
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).
AA Largeon White
4.11:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
5.11:1

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
##B16398
Display P3
Display P3
color(display-p3 0.6528 0.4033 0.5860)
P3 has subtle headroomOKLCH chroma 0.121

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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