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Useful Maple

#816f38
Notes

Useful Maple (#816F38) is a true amber 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 (45°, 39%, 36%) places it in the balanced 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 blue. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#816f38
RGB
rgb(129, 111, 56)
HSL
hsl(45, 39%, 36%)
HWB
hwb(45 22% 49%)
OKLCH
oklch(54.6% 0.077 91.6)
P3
color(display-p3 0.4943 0.4379 0.2510)
HSV
hsv(45, 57%, 51%)
LAB
lab(47.39% -0.36 32.87)
LCH
lch(47.39% 32.87 90.63)
CMYK
cmyk(0%, 14%, 57%, 49%)

Etymology

Useful
adjective

Latin ūsus, use — adjectival suffix -ful. As a color modifier, useful implies a clear-and-purpose-serving quality where the hue carries the visual register of helpful-and-supporting design-element. Sits at the crisp-and-functional end of the grid, parallel to practical and serviceable in usage.

Maple
noun

The genus Acer and the syrup made by boiling down the sap of A. saccharum — the sugar maple of eastern North America. Indigenous peoples were processing maple sap into syrup long before European contact; the color refers to grade-A medium amber syrup: a warm, slightly golden brown with the unmistakable mineral sweetness of boiled spring sap.

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.

#816f38
Original
#796d33
Protanopia
#7e733a
Deuteranopia
#8b6762
Tritanopia
#6f6f6f
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
4.92:1
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
4.26:1

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
##816F38
Display P3
Display P3
color(display-p3 0.4943 0.4379 0.2510)
Inside sRGBOKLCH chroma 0.077

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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