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Glowy Chrysoprase

#33ba5b
Notes

Glowy Chrysoprase (#33BA5B) 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 (138°, 57%, 46%) 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 magenta. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#33ba5b
RGB
rgb(51, 186, 91)
HSL
hsl(138, 57%, 46%)
HWB
hwb(138 20% 27%)
OKLCH
oklch(69.6% 0.177 148.8)
P3
color(display-p3 0.3725 0.7192 0.3979)
HSV
hsv(138, 73%, 73%)
LAB
lab(66.96% -56.21 37.80)
LCH
lch(66.96% 67.74 146.08)
CMYK
cmyk(73%, 0%, 51%, 27%)

Etymology

Glowy
adjective

Old English glōwan, to glow — adjectival suffix -y. As a color modifier, glowy implies a saturated-and-soft-emitting-and-warm quality, the bright color of fireside-and-candle-lit interior atmospheric-warmth surface emission. Sits at the bright-and-warm end of the grid, parallel to glowing and luminous in usage.

Chrysoprase
noun

An apple-green variety of chalcedony — colored by trace nickel, mined principally in Australia, Poland, and Madagascar. The color refers to a polished Australian chrysoprase: a saturated, slightly cool yellow-green-blue with the matte translucency of cryptocrystalline silica. Cooler than apple.

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.

#33ba5b
Original
#bcaa53
Protanopia
#ac9f62
Deuteranopia
#00b6a4
Tritanopia
#969696
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
2.53:1
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
8.32:1

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
##33BA5B
Display P3
Display P3
color(display-p3 0.3725 0.7192 0.3979)
P3 has subtle headroomOKLCH chroma 0.177

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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