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Sizzling Tirkizhna

#66d476
Notes

Sizzling Tirkizhna (#66D476) is a true 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 (129°, 56%, 62%) 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 violet. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#66d476
RGB
rgb(102, 212, 118)
HSL
hsl(129, 56%, 62%)
HWB
hwb(129 40% 17%)
OKLCH
oklch(78.3% 0.166 146.8)
P3
color(display-p3 0.5129 0.8215 0.5009)
HSV
hsv(129, 52%, 83%)
LAB
lab(76.81% -51.16 37.03)
LCH
lch(76.81% 63.15 144.10)
CMYK
cmyk(52%, 0%, 44%, 17%)

Etymology

Sizzling
adjective

Imitative-onomatopoeic origin — present-participle of sizzle, with sound-and-action mimicry. As a color modifier, sizzling implies a saturated-and-hot-and-active quality, the bright color of Spanish-tapas-tapa hot-griddle iron-skillet surface-emission. Sits at the bright-and-warm end of the grid, parallel to searing and scorching in usage.

Tirkizhna
noun

The Slavic word for turquoise-colored — used across Russian, Ukrainian, and Polish color vocabulary for the saturated blue-green of Iranian and Central Asian turquoise. The color refers to a tirkizhna-glazed samovar: a saturated, slightly cool deep blue-green with the high gloss of fired ceramic.

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.

#66d476
Original
#d7c46f
Protanopia
#c7ba7c
Deuteranopia
#52d0bd
Tritanopia
#b6b6b6
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
1.87:1
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
11.24:1

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
##66D476
Display P3
Display P3
color(display-p3 0.5129 0.8215 0.5009)
P3 has subtle headroomOKLCH chroma 0.166

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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