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Peaceful Mayonnaise

#ccd579
Notes

Peaceful Mayonnaise (#CCD579) 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 (66°, 52%, 65%) 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
#ccd579
RGB
rgb(204, 213, 121)
HSL
hsl(66, 52%, 65%)
HWB
hwb(66 47% 16%)
OKLCH
oklch(84.6% 0.116 113.5)
HSV
hsv(66, 43%, 84%)
LAB
lab(82.81% -16.58 44.30)
LCH
lch(82.81% 47.30 110.52)
CMYK
cmyk(4%, 0%, 43%, 16%)

Etymology

Peaceful
adjective

Latin pāx, peace — adjectival suffix -ful. As a color modifier, peaceful implies a clear-and-restful-and-calm quality where the hue carries the visual register of Quaker-meeting-house still-and-meditative interior atmosphere. Sits at the crisp-and-calm end of the grid, parallel to serene and placid in usage.

Mayonnaise
noun

The egg-yolk-and-oil emulsion essential to French sauces (aïoli, rémoulade), American sandwiches, and Japanese Kewpie cuisine. The color refers to fresh-whisked mayonnaise as it sits in a glass jar, slightly mounded from the spoon: a soft, slightly warm pale yellow with the satin finish of high-fat emulsion. Lighter than yolk, warmer than buttermilk.

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.

#ccd579
Original
#e1cd72
Protanopia
#e1cf7d
Deuteranopia
#d6cbbf
Tritanopia
#cccccc
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
1.57:1
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
13.36:1

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