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Luminous Mongolia

#b2b834
Notes

Luminous Mongolia (#B2B834) 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 (63°, 56%, 46%) 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
#b2b834
RGB
rgb(178, 184, 52)
HSL
hsl(63, 56%, 46%)
HWB
hwb(63 20% 28%)
OKLCH
oklch(75.4% 0.149 112.1)
HSV
hsv(63, 72%, 72%)
LAB
lab(72.22% -18.11 62.37)
LCH
lch(72.22% 64.95 106.19)
CMYK
cmyk(3%, 0%, 72%, 28%)

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.

Mongolia
noun

The Central Asian republic — and the warm yellow-tan of the Mongolian steppe in late summer, the Buddhist kashaya robes of Mongolian monks, and the saffron-yellow of Bogd Khan Mountain lamasery. Mongolia refers to a Buddhist monk's robe in Erdene Zuu Monastery: a saturated, slightly muted warm gold-yellow with the matte finish of plant-and-mordant dye.

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.

#b2b834
Original
#c6af1c
Protanopia
#c7b33e
Deuteranopia
#bead9e
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
2.14:1
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
9.80:1

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