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Vibrant Diopside

#b5f196
Notes

Vibrant Diopside (#B5F196) is a soft green with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (100°, 76%, 77%) places it in the highly saturated band at a light 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 violet. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b5f196
RGB
rgb(181, 241, 150)
HSL
hsl(100, 76%, 77%)
HWB
hwb(100 59% 5%)
OKLCH
oklch(89.6% 0.134 135.5)
P3
color(display-p3 0.7587 0.9385 0.6256)
HSV
hsv(100, 38%, 95%)
LAB
lab(89.36% -34.94 37.99)
LCH
lch(89.36% 51.62 132.61)
CMYK
cmyk(25%, 0%, 38%, 5%)

Etymology

Vibrant
adjective

From the Latin vibrare, to shake — used as a color word since the seventeenth century for hues that read as alive and resonant. Vibrant orange, vibrant green: the implication is saturation combined with the optical impression of slight motion or energy. Sits at the bright-bucket center alongside vivid and lively.

Diopside
noun

A calcium-magnesium silicate gem — particularly chrome diopside, the saturated green variety colored by trace chromium and mined principally in Siberia. The color refers to a faceted Russian chrome diopside: a saturated, slightly cool deep green with the gem's signature internal warmth. Deeper than peridot.

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.

#b5f196
Original
#f7e48f
Protanopia
#eedf9b
Deuteranopia
#b4ebda
Tritanopia
#dedede
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
1.31:1
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
15.99:1

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
##B5F196
Display P3
Display P3
color(display-p3 0.7587 0.9385 0.6256)
P3 has subtle headroomOKLCH chroma 0.134

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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