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Lively Mango

#f3971f
Notes

Lively Mango (#F3971F) is a true orange with a neon character. It sits at the high-saturation edge of its family. Use it sparingly, as signage, accent, or highlight against darker surfaces. Its HSL profile (34°, 90%, 54%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#f3971f
RGB
rgb(243, 151, 31)
HSL
hsl(34, 90%, 54%)
HWB
hwb(34 12% 5%)
OKLCH
oklch(75.4% 0.161 65.6)
HSV
hsv(34, 87%, 95%)
LAB
lab(70.38% 26.62 69.88)
LCH
lch(70.38% 74.78 69.15)
CMYK
cmyk(0%, 38%, 87%, 5%)

Etymology

Lively
adjective

An adjectival form of life — used as a color word since the seventeenth century for hues that read as energetic. Lively coral, lively chartreuse: the implication is saturation combined with optical liveliness, the slight visual restlessness of a color that feels animated. Sits at the bright-bucket center.

Mango
noun

Mangifera indica, the tropical drupe domesticated in the Indian subcontinent four thousand years ago and now the most-consumed fruit in the world by tonnage. The color is the inside of a ripe Alphonso or Ataulfo mango: a saturated, golden orange that's deeper than apricot and warmer than yolk. Carotenoids again — the unifying pigment of the warm orange family across plants and animals.

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.

#f3971f
Original
#b59f00
Protanopia
#cab522
Deuteranopia
#ff8182
Tritanopia
#a2a2a2
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
2.27:1
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
9.26:1

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