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Diminished Pondweed

#40625a
Notes

Diminished Pondweed (#40625A) is a deep 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 (166°, 21%, 32%) places it in the muted band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. 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
#40625a
RGB
rgb(64, 98, 90)
HSL
hsl(166, 21%, 32%)
HWB
hwb(166 25% 62%)
OKLCH
oklch(46.7% 0.042 178.0)
P3
color(display-p3 0.2803 0.3808 0.3539)
HSV
hsv(166, 35%, 38%)
LAB
lab(38.83% -14.29 0.64)
LCH
lch(38.83% 14.30 177.45)
CMYK
cmyk(35%, 0%, 8%, 62%)

Etymology

Diminished
adjective

Latin dīminuere, to lessen — past-participle of diminish. As a color modifier, diminished implies a hushed-and-tone-reduced-and-lessened quality where the hue carries the visual register of intentionally-reduced-and-lessened ambient color treatment. Sits at the hushed-and-soft end of the grid, parallel to lessened and dampened in usage.

Pondweed
noun

The genus Potamogeton — submerged aquatic plants of freshwater ponds and slow streams. The color refers to a clump of fresh pondweed seen through pond water: a soft, slightly cool deep yellow-green-blue with the optical complexity of submerged leaf scattering filtered sunlight.

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.

#40625a
Original
#5f5e5a
Protanopia
#595a5b
Deuteranopia
#366360
Tritanopia
#5a5a5a
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
##40625A
Display P3
Display P3
color(display-p3 0.2803 0.3808 0.3539)
Inside sRGBOKLCH chroma 0.042

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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