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Flashing Ginkgo

#abbc09
Notes

Flashing Ginkgo (#ABBC09) 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°, 91%, 39%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. 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
#abbc09
RGB
rgb(171, 188, 9)
HSL
hsl(66, 91%, 39%)
HWB
hwb(66 4% 26%)
OKLCH
oklch(75.6% 0.171 116.1)
P3
color(display-p3 0.6830 0.7352 0.2371)
HSV
hsv(66, 95%, 74%)
LAB
lab(72.66% -24.35 72.58)
LCH
lch(72.66% 76.56 108.54)
CMYK
cmyk(9%, 0%, 95%, 26%)

Etymology

Flashing
adjective

Old English flasch, flash — present-participle of flash. As a color modifier, flashing implies a saturated-and-rapid-on-off quality, the bright color of emergency-vehicle and photographic-flash light-burst surfaces. Sits at the bright-and-flashing end of the grid, parallel to coruscating and flickering in usage.

Ginkgo
noun

Ginkgo biloba, the Chinese tree species predating dinosaurs — a living fossil whose fan-shaped leaves turn brilliant yellow in autumn. Often called the maidenhair tree. The color refers to a Ginkgo canopy at peak autumn color: a saturated, slightly cool deep yellow with the satin finish of carotenoid-rich autumn leaves.

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.

#abbc09
Original
#cab100
Protanopia
#c9b326
Deuteranopia
#b7b0a0
Tritanopia
#ababab
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
2.12:1
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
9.93:1

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
##ABBC09
Display P3
Display P3
color(display-p3 0.6830 0.7352 0.2371)
P3 has subtle headroomOKLCH chroma 0.171

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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