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Acidic Lemonade

#c4c64c
Notes

Acidic Lemonade (#C4C64C) is a true yellow with a warm character. It leans warm, pulling light toward red, orange, and yellow. Naturally inviting, it suits editorial and hospitality contexts. Its HSL profile (61°, 52%, 54%) 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
#c4c64c
RGB
rgb(196, 198, 76)
HSL
hsl(61, 52%, 54%)
HWB
hwb(61 30% 22%)
OKLCH
oklch(80.2% 0.143 110.1)
HSV
hsv(61, 62%, 78%)
LAB
lab(77.67% -16.17 58.97)
LCH
lch(77.67% 61.15 105.33)
CMYK
cmyk(1%, 0%, 62%, 22%)

Etymology

Acidic
adjective

Latin acidus, sour — adjectival suffix -ic, sharing root with acetic and acerbic. As a color modifier, acidic implies a saturated-and-citric-and-sour quality, the bright color of lime-zest-and-pickled-lime citrus-fruit pulp surface. Sits at the bright-and-cool end of the grid, parallel to acid and electric in usage.

Lemonade
noun

The classic citrus drink — fresh lemon juice diluted with water and sweetener, served chilled in summer. Lemonade refers to the color of fresh-squeezed lemonade in a clear glass: a soft, slightly cool pale yellow with the optical clarity of citrus-juice-and-water. Cooler than mayonnaise.

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.

#c4c64c
Original
#d5be3d
Protanopia
#d6c254
Deuteranopia
#d1baac
Tritanopia
#bdbdbd
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).
Failon White
1.82:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
11.53:1

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