colors
Back to gallery

Luminous Hyssop Goldenrod

#cbd425
Notes

Luminous Hyssop Goldenrod (#CBD425) 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 (63°, 70%, 49%) 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 blue. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#cbd425
RGB
rgb(203, 212, 37)
HSL
hsl(63, 70%, 49%)
HWB
hwb(63 15% 17%)
OKLCH
oklch(83.6% 0.178 112.9)
P3
color(display-p3 0.8025 0.8302 0.3030)
HSV
hsv(63, 83%, 83%)
LAB
lab(81.79% -21.95 76.14)
LCH
lch(81.79% 79.25 106.08)
CMYK
cmyk(4%, 0%, 83%, 17%)

Etymology

Luminous
adjective

Latin lūminōsus, full of light — adjectival suffix -ous, derived from lūmen (light). As a color modifier, luminous implies a saturated-and-light-emitting quality where the hue carries internal-glow visual register. Sits at the bright-and-saturated end of the grid, parallel to radiant and resplendent in usage.

Hyssop
modifier

Hebrew ēzōb, Biblical-purifying-herb. As a color modifier, hyssop implies a Biblical-purifying-herb-and-monastic-physic-garden quality, the visual register of monastic-physic-garden-and-Biblical-hyssop hand-Biblical-purifying-herb-and-monastic-physic-garden monastic-physic-garden-and-Biblical-hyssop-and-Cluniac-cloister hyssop-and-Biblical-purifying-herb surfaces under monastic-physic-garden-and-Biblical-hyssop-and-Cluniac-cloister Cluny-and-Saint-Gall-physic-garden monastic-physic-light. Sits at the modifier-and-flavor end of the grid, parallel to savory and balm in usage.

Goldenrod
noun

Solidago, the late-summer wildflower of North American meadows whose tall sprays of small yellow flowers signal the end of the growing season. The color refers to the flower head at full bloom: a warm, slightly muted yellow-orange with the matte finish of small clustered florets. Cooler than mustard, deeper than dandelion. The state flower of Kentucky and Nebraska, a pollinator magnet, and the original native dye for early American homespun.

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.

#cbd425
Original
#e5ca00
Protanopia
#e5cd38
Deuteranopia
#d9c7b5
Tritanopia
#c5c5c5
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
1.62:1
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
12.98:1

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
##CBD425
Display P3
Display P3
color(display-p3 0.8025 0.8302 0.3030)
P3 has subtle headroomOKLCH chroma 0.178

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.

Related Colors

Canvas