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Lulled Gyokuro

#64837d
Notes

Lulled Gyokuro (#64837D) is a true teal 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 (168°, 13%, 45%) places it in the muted 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 red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#64837d
RGB
rgb(100, 131, 125)
HSL
hsl(168, 13%, 45%)
HWB
hwb(168 39% 49%)
OKLCH
oklch(58.4% 0.036 181.8)
P3
color(display-p3 0.4170 0.5103 0.4905)
HSV
hsv(168, 24%, 51%)
LAB
lab(52.31% -12.33 -0.36)
LCH
lch(52.31% 12.34 181.67)
CMYK
cmyk(24%, 0%, 5%, 49%)

Etymology

Lulled
adjective

Imitative-onomatopoeic origin — past-participle of lull, evoking the sound of a soft hush. As a color modifier, lulled implies a hushed-and-quieted-and-soothed quality where the hue carries the visual register of softly-muted-and-quieted ambient color. Sits at the hushed-and-soft end of the grid, parallel to muffled and softened in usage.

Gyokuro
noun

The premium Japanese green tea grown in shade for three weeks before harvest — concentrating chlorophyll and theanine. Gyokuro (玉露 — jewel dew) is the most expensive non-matcha Japanese tea. The color refers to fresh-brewed gyokuro: a saturated, slightly cool deep blue-green with the optical depth of shaded-leaf tea.

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.

#64837d
Original
#807f7d
Protanopia
#7a7b7e
Deuteranopia
#5c8481
Tritanopia
#7c7c7c
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
4.13:1
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
5.08:1

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
##64837D
Display P3
Display P3
color(display-p3 0.4170 0.5103 0.4905)
Inside sRGBOKLCH chroma 0.036

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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