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Cool Honeydew

#f5fcef
Notes

Cool Honeydew (#F5FCEF) is a soft lime with a pastel character. It reads calm and airy, with enough chroma to feel intentional rather than washed out. Its HSL profile (92°, 68%, 96%) places it in the balanced band at a light lightness. It works as a background wash, large-area fill, or soft illustration tone. Add a darker ink of the same hue when you need type over it. For a confident two-color system, pair it with its complementary indigo. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#f5fcef
RGB
rgb(245, 252, 239)
HSL
hsl(92, 68%, 96%)
HWB
hwb(92 94% 1%)
OKLCH
oklch(98.2% 0.019 130.2)
P3
color(display-p3 0.9657 0.9873 0.9415)
HSV
hsv(92, 5%, 99%)
LAB
lab(98.14% -4.58 5.42)
LCH
lch(98.14% 7.09 130.18)
CMYK
cmyk(3%, 0%, 5%, 1%)

Etymology

Cool
adjective

Old English cōl, of low temperature — used as a color modifier as the complement to warm. Cool gray, cool blue: the optical impression of a slight blue-green shift, even within otherwise warm or neutral hues. Sits across the crisp, hushed, pale, and neutral buckets.

Honeydew
noun

Old English honeg-dēaw, honey-dew — the pale-cool-pale-gray-and-pale-cream aphid-secreted carbohydrate-rich excrement of late-summer-and-autumn deciduous-tree-foliage, often colonized by Cladosporium sooty-mold fungus. Honeydew color refers to a freshly secreted aphid honeydew drop on a Acer-pseudoplatanus (sycamore) leaf-surface in raking late-summer light: a pale cool gray with the glossy finish of pure-sugar aphid-excreted carbohydrate-rich droplet on a polished-leaf surface.

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.

#f5fcef
Original
#fefaee
Protanopia
#fcf9f0
Deuteranopia
#f6fbf8
Tritanopia
#fafafa
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
1.05:1
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
20.05:1

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
##F5FCEF
Display P3
Display P3
color(display-p3 0.9657 0.9873 0.9415)
Inside sRGBOKLCH chroma 0.019

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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