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Manic Citrus

#b4c413
Notes

Manic Citrus (#B4C413) 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 (65°, 82%, 42%) 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 blue. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b4c413
RGB
rgb(180, 196, 19)
HSL
hsl(65, 82%, 42%)
HWB
hwb(65 7% 23%)
OKLCH
oklch(78.1% 0.175 115.6)
P3
color(display-p3 0.7175 0.7667 0.2569)
HSV
hsv(65, 90%, 77%)
LAB
lab(75.59% -24.27 73.87)
LCH
lch(75.59% 77.76 108.19)
CMYK
cmyk(8%, 0%, 90%, 23%)

Etymology

Manic
adjective

Greek manikós, raving / mad — sharing root with mania. As a color modifier, manic implies a saturated-and-overstimulated-and-extreme quality, the bright color of Andy-Warhol-and-Pop-Art late-Pop-Art repeated-and-multiplied portrait color schemes. Sits at the bright-and-active end of the grid, parallel to hyper and frenetic in usage.

Citrus
noun

The genus Citrus — and a generic yellow color word for the rind of any Citrus fruit. Citrus refers to the average reflectance of a mixed citrus fruit bowl: a saturated, slightly cool deep yellow with the satin finish of waxed citrus rind.

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.

#b4c413
Original
#d3b900
Protanopia
#d2bb2b
Deuteranopia
#c0b8a7
Tritanopia
#b4b4b4
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
1.94:1
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
10.85:1

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
##B4C413
Display P3
Display P3
color(display-p3 0.7175 0.7667 0.2569)
P3 has subtle headroomOKLCH chroma 0.175

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.

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