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Pondering Yunnan

#646c50
Notes

Pondering Yunnan (#646C50) is a true lime 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 (77°, 15%, 37%) 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 indigo. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#646c50
RGB
rgb(100, 108, 80)
HSL
hsl(77, 15%, 37%)
HWB
hwb(77 31% 58%)
OKLCH
oklch(51.6% 0.043 120.9)
P3
color(display-p3 0.3980 0.4225 0.3247)
HSV
hsv(77, 26%, 42%)
LAB
lab(44.25% -8.42 14.69)
LCH
lch(44.25% 16.93 119.81)
CMYK
cmyk(7%, 0%, 26%, 58%)

Etymology

Pondering
adjective

Latin ponderāre, to weigh — present-participle of ponder. As a color modifier, pondering implies a hushed-and-thoughtful-and-weighing quality where the hue carries the visual register of careful-and-deliberative consideration of color-relationships. Sits at the hushed-and-still end of the grid, parallel to contemplative and meditative in usage.

Yunnan
noun

The southwestern Chinese province — and the deep yellow of Yunnan Pu-erh tea liquor and the yellow stripe in the jīnhuáng glaze of Tang-dynasty Yunnan ceramics. Yunnan refers to a fresh-brewed Yunnan Pu-erh in a porcelain cup: a saturated, slightly red-shifted gold-yellow with the optical depth of fermented-tea liquor.

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.

#646c50
Original
#70694e
Protanopia
#6f6951
Deuteranopia
#666964
Tritanopia
#686868
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
5.52:1
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
3.80:1

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
##646C50
Display P3
Display P3
color(display-p3 0.3980 0.4225 0.3247)
Inside sRGBOKLCH chroma 0.043

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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