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Effective Kunzite

#6b425b
Notes

Effective Kunzite (#6B425B) is a deep magenta 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 (323°, 24%, 34%) places it in the muted band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. 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
#6b425b
RGB
rgb(107, 66, 91)
HSL
hsl(323, 24%, 34%)
HWB
hwb(323 26% 58%)
OKLCH
oklch(43.5% 0.067 343.0)
P3
color(display-p3 0.3967 0.2661 0.3521)
HSV
hsv(323, 38%, 42%)
LAB
lab(33.52% 21.82 -7.42)
LCH
lch(33.52% 23.05 341.21)
CMYK
cmyk(0%, 38%, 15%, 58%)

Etymology

Effective
adjective

Latin effectīvus, productive — adjectival suffix -ive. As a color modifier, effective implies a clear-and-purpose-achieving quality where the hue carries the visual register of successful-task-completion design-element. Sits at the crisp-and-functional end of the grid, parallel to practical and useful in usage.

Kunzite
noun

Pink variety of the lithium-aluminum silicate spodumene — first described from the San Diego gem-deposits of California in 1902 by George Frederick Kunz. The pink color comes from manganese substitution. Kunzite color refers to a faceted San-Diego-area kunzite: a saturated, slightly cool deep magenta with the glassy finish of manganese-substituted spodumene gem crystal. Pleochroic between deep-pink and pale-violet.

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.

#6b425b
Original
#444b5c
Protanopia
#4e515a
Deuteranopia
#70424b
Tritanopia
#4d4d4d
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
8.22:1
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
2.56:1

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
##6B425B
Display P3
Display P3
color(display-p3 0.3967 0.2661 0.3521)
Inside sRGBOKLCH chroma 0.067

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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