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Phosphorescent Hóngzǐ

#d758b2
Notes

Phosphorescent Hóngzǐ (#D758B2) 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 (317°, 61%, 59%) 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
#d758b2
RGB
rgb(215, 88, 178)
HSL
hsl(317, 61%, 59%)
HWB
hwb(317 35% 16%)
OKLCH
oklch(65.2% 0.188 340.5)
HSV
hsv(317, 59%, 84%)
LAB
lab(56.73% 59.81 -23.35)
LCH
lch(56.73% 64.20 338.68)
CMYK
cmyk(0%, 59%, 17%, 16%)

Etymology

Phosphorescent
adjective

Greek phōsphóros, light-bringer — adjectival suffix -escent. As a color modifier, phosphorescent implies a saturated-and-cool-glow-after-stimulation quality, the bright cool-green-blue color of Cu-doped-ZnS glow-in-the-dark photoluminescent surfaces. Sits at the bright-and-cool end of the grid, parallel to fluorescent and luminous in usage.

Hóngzǐ
noun

Chinese 红紫, red-purple — the traditional Chinese color name for the warm magenta-purple band of Tang-and-Song-dynasty imperial silks. Hóngzǐ color refers to a Tang-dynasty imperial silk court robe: a saturated, slightly cool deep magenta with the silk luster of multi-bath yān-zhi (safflower) and gromwell-root overdye on tussah silk. Warmer than (purple) and cooler than hóng (red).

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.

#d758b2
Original
#5f7bb5
Protanopia
#8490af
Deuteranopia
#e35a7d
Tritanopia
#797979
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
3.54:1
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
5.93:1

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