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Refulgent Sake

#b5b921
Notes

Refulgent Sake (#B5B921) 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 (62°, 70%, 43%) 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
#b5b921
RGB
rgb(181, 185, 33)
HSL
hsl(62, 70%, 43%)
HWB
hwb(62 13% 27%)
OKLCH
oklch(75.8% 0.159 111.3)
HSV
hsv(62, 82%, 73%)
LAB
lab(72.65% -18.08 68.66)
LCH
lch(72.65% 71.00 104.75)
CMYK
cmyk(2%, 0%, 82%, 27%)

Etymology

Refulgent
adjective

Latin refulgēns, shining-back — present-participle of refulgere, sharing root with fulgor (lightning). As a color modifier, refulgent implies a saturated-and-reflective-shining quality, the bright color of polished-bronze-and-armor reflective-surface mid-day-sun reflection. Sits at the bright-and-saturated end of the grid, parallel to effulgent and resplendent in usage.

Sake
noun

The Japanese rice wine — fermented from polished rice and used in religious offerings, weddings, and the kanpai toast. Sake color refers to fresh-poured junmai sake in a masu cedar box: a soft, slightly cool pale yellow with the optical clarity of grain-fermented alcohol. Cooler than mead.

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.

#b5b921
Original
#c8b000
Protanopia
#c9b430
Deuteranopia
#c2ad9e
Tritanopia
#adadad
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

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