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Frank Punjab

#a5bb58
Notes

Frank Punjab (#A5BB58) 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 (73°, 42%, 54%) 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 indigo. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#a5bb58
RGB
rgb(165, 187, 88)
HSL
hsl(73, 42%, 54%)
HWB
hwb(73 35% 27%)
OKLCH
oklch(75.4% 0.128 120.0)
HSV
hsv(73, 53%, 73%)
LAB
lab(72.39% -22.45 47.03)
LCH
lch(72.39% 52.11 115.52)
CMYK
cmyk(12%, 0%, 53%, 27%)

Etymology

Frank
adjective

From the Old French franc, free, sincere — used as a color modifier since the seventeenth century for hues that read as direct and unhedged. Frank red, frank brown: moderate-to-high saturation combined with optical directness. Sits at the crisp-bucket alongside direct and honest.

Punjab
noun

The northwestern Indian-Pakistani region — and the bright mustard-yellow of sarson (mustard) fields in March. Punjab refers to a sarson field in early spring: a saturated, slightly cool deep yellow with the matte finish of small clustered florets covering the entire landscape. Warmer than rapeseed.

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.

#a5bb58
Original
#c5b24f
Protanopia
#c3b25e
Deuteranopia
#adb2a5
Tritanopia
#afafaf
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
2.13:1
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
9.85:1

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