colors
Back to gallery

Phosphoric Clan Goldenrod

#c7c328
Notes

Phosphoric Clan Goldenrod (#C7C328) 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 (58°, 67%, 47%) 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
#c7c328
RGB
rgb(199, 195, 40)
HSL
hsl(58, 67%, 47%)
HWB
hwb(58 16% 22%)
OKLCH
oklch(79.5% 0.162 108.0)
P3
color(display-p3 0.7776 0.7652 0.2904)
HSV
hsv(58, 80%, 78%)
LAB
lab(76.88% -15.15 71.04)
LCH
lch(76.88% 72.64 102.04)
CMYK
cmyk(0%, 2%, 80%, 22%)

Etymology

Phosphoric
adjective

Greek phōsphóros, light-bringer — adjectival suffix -ic. As a color modifier, phosphoric implies a saturated-and-cool-glow quality, the bright color of match-tip-strike and firefly phosphorus-emission luminescence. Sits at the bright-and-cool end of the grid, parallel to phosphorescent and fluorescent in usage.

Clan
modifier

Scottish-Gaelic clann, children / family. As a color modifier, clan implies a Highland-Scottish-kinship quality, the visual register of Scottish-Highland-Clan Highland-and-Lowland hand-woven tartan-and-kilt-and-broadsword clan-and-kinship surfaces under Highland-Scottish-clan tartan-and-kilt-and-pipe-band Highland-pasture light. Sits at the modifier-and-cultural end of the grid, parallel to tribe and kin 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.

#c7c328
Original
#d4bb00
Protanopia
#d6c036
Deuteranopia
#d6b6a7
Tritanopia
#b9b9b9
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
1.86:1
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
11.27:1

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
##C7C328
Display P3
Display P3
color(display-p3 0.7776 0.7652 0.2904)
P3 has subtle headroomOKLCH chroma 0.162

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