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Brimming Yanagi

#66991c
Notes

Brimming Yanagi (#66991C) is a true lime with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (84°, 69%, 35%) 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 indigo. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#66991c
RGB
rgb(102, 153, 28)
HSL
hsl(84, 69%, 35%)
HWB
hwb(84 11% 40%)
OKLCH
oklch(62.4% 0.158 130.2)
P3
color(display-p3 0.4440 0.5947 0.2088)
HSV
hsv(84, 82%, 60%)
LAB
lab(57.74% -35.70 54.78)
LCH
lch(57.74% 65.38 123.09)
CMYK
cmyk(33%, 0%, 82%, 40%)

Etymology

Brimming
adjective

Old English brymme, brim / edge — present-participle of brim. As a color modifier, brimming implies a saturated-and-overflowing quality where the hue spills past the edge of its visual container with rich pigmentation. Sits at the bold-and-saturated end of the grid, parallel to replete and abundant.

Yanagi
noun

Salix — the willow in Japanese, and the soft yellow-green of fresh willow leaves in spring. Yanagi-iro is a traditional Japanese fashion color, distinct from moegi by its slightly cooler shift. The color refers to a fresh willow leaf along a Kyoto canal: a soft, slightly cool yellow-green with the satin finish of new lanceolate foliage.

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.

#66991c
Original
#a08d00
Protanopia
#99892a
Deuteranopia
#699282
Tritanopia
#858585
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
3.42:1
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
6.14:1

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
##66991C
Display P3
Display P3
color(display-p3 0.4440 0.5947 0.2088)
P3 has subtle headroomOKLCH chroma 0.158

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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