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Pure Nori

#20721b
Notes

Pure Nori (#20721B) is a deep green 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 (117°, 62%, 28%) places it in the balanced 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 violet. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#20721b
RGB
rgb(32, 114, 27)
HSL
hsl(117, 62%, 28%)
HWB
hwb(117 11% 55%)
OKLCH
oklch(48.5% 0.144 142.3)
HSV
hsv(117, 76%, 45%)
LAB
lab(41.88% -41.79 38.88)
LCH
lch(41.88% 57.08 137.07)
CMYK
cmyk(72%, 0%, 76%, 55%)

Etymology

Pure
adjective

Latin purus, clean, unmixed — applied to color since antiquity for hues that contain only one pigment without dilution by white, black, or another color. Pure red is the textbook ideal: high saturation, mid lightness, no shift. Sits at the bold-bucket center, parallel to true and strong.

Nori
noun

The Japanese name for Pyropia and Porphyra edible seaweeds — pressed into the dried sheets used for makizushi sushi rolls and onigiri rice balls. Nori color refers to a fresh sheet of toasted nori: a deep, slightly cool dark green with the slight optical translucency of pressed marine alga.

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.

#20721b
Original
#75670b
Protanopia
#6b6024
Deuteranopia
#0b6e61
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
6.03:1
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
3.48:1

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