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Tough Madagascar

#278429
Notes

Tough Madagascar (#278429) 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 (121°, 54%, 34%) 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
#278429
RGB
rgb(39, 132, 41)
HSL
hsl(121, 54%, 34%)
HWB
hwb(121 15% 48%)
OKLCH
oklch(54.0% 0.154 143.4)
P3
color(display-p3 0.2663 0.5104 0.2128)
HSV
hsv(121, 70%, 52%)
LAB
lab(48.38% -45.55 39.87)
LCH
lch(48.38% 60.53 138.80)
CMYK
cmyk(70%, 0%, 69%, 48%)

Etymology

Tough
adjective

Old English tōh, firm / tenacious — sharing root with German zäh. As a color modifier, tough implies a saturated-and-resilient quality where the hue resists fading-and-modulation through its strong pigmentation. Sits at the bold-and-resilient end of the grid, parallel to rugged and hardy in usage.

Madagascar
noun

The Indian Ocean island — and the saturated deep green of Madagascan rainforest, home to most of the world's lemur species. Madagascar color refers to an Andasibe-Mantadia canopy: a saturated, slightly cool deep yellow-green with the matte finish of mid-altitude tropical forest.

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.

#278429
Original
#87771d
Protanopia
#7c7031
Deuteranopia
#0c8071
Tritanopia
#6a6a6a
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
4.75:1
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
4.42:1

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
##278429
Display P3
Display P3
color(display-p3 0.2663 0.5104 0.2128)
P3 has subtle headroomOKLCH chroma 0.154

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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