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Spectral Ginger

#ef9528
Notes

Spectral Ginger (#EF9528) is a true orange with a neon character. It sits at the high-saturation edge of its family. Use it sparingly, as signage, accent, or highlight against darker surfaces. Its HSL profile (33°, 86%, 55%) 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 azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#ef9528
RGB
rgb(239, 149, 40)
HSL
hsl(33, 86%, 55%)
HWB
hwb(33 16% 6%)
OKLCH
oklch(74.6% 0.156 64.8)
P3
color(display-p3 0.8877 0.6006 0.2620)
HSV
hsv(33, 83%, 94%)
LAB
lab(69.47% 26.22 66.24)
LCH
lch(69.47% 71.24 68.41)
CMYK
cmyk(0%, 38%, 83%, 6%)

Etymology

Spectral
adjective

Latin spectrum, appearance — adjectival suffix -al. As a color modifier, spectral implies a saturated-and-rainbow-decomposed-and-pure quality, the bright color of Newton-prism sunlight-decomposed seven-color spectrum band. Sits at the bright-and-pure end of the grid, parallel to prismatic and pure in usage.

Ginger
noun

Zingiber officinale, the rhizome of a Southeast Asian ginger plant cultivated since prehistoric times in Maritime Asia. The color refers to fresh ginger root after its papery skin is peeled: a warm, slightly pink-toned gold-tan that's lighter than honey and warmer than wheat. Also the human hair color called ginger in British English — the same word covering the rhizome, the spice, and the Celtic-coded redhead.

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.

#ef9528
Original
#b29d0e
Protanopia
#c7b22a
Deuteranopia
#ff8081
Tritanopia
#a0a0a0
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
2.33:1
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
9.00:1

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
##EF9528
Display P3
Display P3
color(display-p3 0.8877 0.6006 0.2620)
P3 has subtle headroomOKLCH chroma 0.156

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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