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Open Edomurasaki

#7a4888
Notes

Open Edomurasaki (#7A4888) 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 (287°, 31%, 41%) 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
#7a4888
RGB
rgb(122, 72, 136)
HSL
hsl(287, 31%, 41%)
HWB
hwb(287 28% 47%)
OKLCH
oklch(48.6% 0.114 318.6)
P3
color(display-p3 0.4511 0.2915 0.5191)
HSV
hsv(287, 47%, 53%)
LAB
lab(38.81% 32.65 -27.22)
LCH
lch(38.81% 42.51 320.19)
CMYK
cmyk(10%, 47%, 0%, 47%)

Etymology

Open
adjective

Old English open, unobstructed — used as a color modifier since the eighteenth century for hues that read as airy or uncrowded. Open blue, open green: moderate saturation combined with optical spaciousness, the slight visual breath of a hue that doesn't crowd the surface it covers. Sits at the crisp-bucket center alongside clear.

Edomurasaki
noun

Edo-period purple (江戸紫) — the deep blue-tinted purple popularized by Edo-period (1603–1867) Tokyo townsfolk and kabuki actors, distinguished from the warmer Kyoto kyō-murasaki. Edomurasaki color refers to a kabuki actor's Sukeroku role costume: a saturated, slightly cool deep violet with the silk luster of multi-bath gromwell-root dye on lined silk crepe. Cooler than Kyomurasaki.

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.

#7a4888
Original
#3d588a
Protanopia
#4b5d86
Deuteranopia
#7a5161
Tritanopia
#575757
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
6.75:1
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
3.11:1

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
##7A4888
Display P3
Display P3
color(display-p3 0.4511 0.2915 0.5191)
P3 has subtle headroomOKLCH chroma 0.114

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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