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Grounded Disocactus

#900d61
Notes

Grounded Disocactus (#900D61) 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 (322°, 83%, 31%) 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
#900d61
RGB
rgb(144, 13, 97)
HSL
hsl(322, 83%, 31%)
HWB
hwb(322 5% 44%)
OKLCH
oklch(43.7% 0.175 348.7)
HSV
hsv(322, 91%, 56%)
LAB
lab(31.99% 55.96 -13.00)
LCH
lch(31.99% 57.45 346.92)
CMYK
cmyk(0%, 91%, 33%, 44%)

Etymology

Grounded
adjective

Old English grund, bottom / foundation — past-participle of ground. As a color modifier, grounded implies a saturated-and-foundational quality where the hue anchors the surrounding palette through its weighty presence. Sits at the bold-and-balanced end of the grid, parallel to centered and anchored.

Disocactus
noun

Central American orchid cactus (Disocactus ackermannii) — a Cactaceae epiphytic cactus native to Mexican-and-Guatemalan cloud-forests, with deep-magenta funnel-shaped flowers held above flat strap-like stems. Disocactus color refers to a fully opened Disocactus ackermannii funnel-flower in a Veracruz cloud-forest understory: a saturated, slightly cool deep magenta with the velvet finish of fresh fused-petaled funnel-corolla.

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.

#900d61
Original
#293d63
Protanopia
#4f535e
Deuteranopia
#9b0039
Tritanopia
#2f2f2f
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
8.69:1
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
2.42:1

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