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Utilitarian Greenhouse

#337129
Notes

Utilitarian Greenhouse (#337129) is a deep green 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 (112°, 47%, 30%) 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
#337129
RGB
rgb(51, 113, 41)
HSL
hsl(112, 47%, 30%)
HWB
hwb(112 16% 56%)
OKLCH
oklch(49.1% 0.123 141.0)
HSV
hsv(112, 64%, 44%)
LAB
lab(42.27% -35.08 33.21)
LCH
lch(42.27% 48.31 136.57)
CMYK
cmyk(55%, 0%, 64%, 56%)

Etymology

Utilitarian
adjective

Latin ūtilitās, usefulness — adjectival suffix -ian. As a color modifier, utilitarian implies a clear-and-purpose-fit-and-stripped-down quality, the crisp color of Shaker-and-Quaker anti-ornamental functional-and-no-frills craft tradition. Sits at the crisp-and-functional end of the grid, parallel to functional and workmanlike in usage.

Greenhouse
noun

A glass-walled growing structure — particularly the Victorian-era Crystal Palace-style conservatories of British country estates and the Wardian cases used to ship live plants across imperial trade routes. Greenhouse refers to the saturated green of dense tropical foliage seen through a glass roof: a saturated, slightly cool deep green.

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

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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.

#337129
Original
#746721
Protanopia
#6c622f
Deuteranopia
#2c6d62
Tritanopia
#5f5f5f
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
5.94:1
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
3.53:1

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