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Quickening Primrose

#a2c443
Notes

Quickening Primrose (#A2C443) is a true lime with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (76°, 52%, 52%) 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
#a2c443
RGB
rgb(162, 196, 67)
HSL
hsl(76, 52%, 52%)
HWB
hwb(76 26% 23%)
OKLCH
oklch(77.0% 0.158 122.8)
HSV
hsv(76, 66%, 77%)
LAB
lab(74.55% -29.70 58.63)
LCH
lch(74.55% 65.72 116.87)
CMYK
cmyk(17%, 0%, 66%, 23%)

Etymology

Quickening
adjective

Old English cwic, living / lively — present-participle of quicken. As a color modifier, quickening implies a saturated-and-coming-alive-and-active quality where the hue accelerates visual engagement. Sits at the bright-and-active end of the grid, parallel to animated and invigorating in usage.

Primrose
noun

Primula vulgaris, the European primrose whose pale yellow flowers appear in early spring — prima rosa (first rose) for its early bloom. The color refers to a fresh primrose in March: a soft, slightly cool pale yellow with the satin finish of five-petaled flower with darker yellow center. Cooler than cowslip.

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.

#a2c443
Original
#cfb831
Protanopia
#cbb74d
Deuteranopia
#aabaaa
Tritanopia
#b3b3b3
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
2.00:1
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
10.51:1

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