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Vibrantyellow

Quiet Lemon Ripple

#c9e158
Notes

Quiet Lemon Ripple (#C9E158) is a true yellow with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (71°, 70%, 61%) 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 indigo. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#c9e158
RGB
rgb(201, 225, 88)
HSL
hsl(71, 70%, 61%)
HWB
hwb(71 35% 12%)
OKLCH
oklch(86.6% 0.163 118.4)
HSV
hsv(71, 61%, 88%)
LAB
lab(85.49% -26.50 62.49)
LCH
lch(85.49% 67.87 112.98)
CMYK
cmyk(11%, 0%, 61%, 12%)

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.

#c9e158
Original
#efd548
Protanopia
#ecd661
Deuteranopia
#d4d6c4
Tritanopia
#d2d2d2
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
1.46:1
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
14.39:1

Related Colors

Canvas