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Whitened Sumi

#b4b6d3
Notes

Whitened Sumi (#B4B6D3) is a soft blue 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 (236°, 26%, 77%) places it in the muted band at a light lightness. It works as a background wash, large-area fill, or soft illustration tone. Add a darker ink of the same hue when you need type over it. For a confident two-color system, pair it with its complementary yellow. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b4b6d3
RGB
rgb(180, 182, 211)
HSL
hsl(236, 26%, 77%)
HWB
hwb(236 71% 17%)
OKLCH
oklch(78.4% 0.041 282.3)
P3
color(display-p3 0.7073 0.7135 0.8180)
HSV
hsv(236, 15%, 83%)
LAB
lab(74.74% 5.13 -14.81)
LCH
lch(74.74% 15.68 289.11)
CMYK
cmyk(15%, 14%, 0%, 17%)

Etymology

Whitened
adjective

Old English hwītian, to whiten — past-participle of whiten. As a color modifier, whitened implies a pale-and-white-shifted-and-bleached quality, the pale color of Andalusian-village freshly-whitewashed-and-lime-painted village-architecture surface-finish. Sits at the pale-and-bleached end of the grid, parallel to bleached and blanched in usage.

Sumi
noun

Japanese ink stick, made from soot of pine resin or sesame oil mixed with animal-glue binder, used in sumi-e brush painting and shodō calligraphy. Although nominally black, undiluted sumi on rice paper carries a deep blue-violet undertone. Sumi color refers to a heavily-loaded sumi brushstroke: a saturated, slightly cool deep blue-violet with the matte finish of pine-soot ink on absorbent washi.

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.

#b4b6d3
Original
#afb9d4
Protanopia
#aeb7d2
Deuteranopia
#aebbbf
Tritanopia
#b8b8b8
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).
Failon White
1.99:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
10.57:1

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
##B4B6D3
Display P3
Display P3
color(display-p3 0.7073 0.7135 0.8180)
Inside sRGBOKLCH chroma 0.041

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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