#66D356#66D356

#66D356 is a light, vivid green. Relative luminance 0.501; OKLCH L 77.6% C 0.193 H 141.2°. Best body text is #000000 at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#66D356
RGB	rgb(102, 211, 86)
HSL	hsl(112, 59%, 58%)
HSV	hsv(112, 59%, 83%)
CMYK	cmyk(51.7%, 0%, 59.2%, 17.3%)
CIE-LAB	lab(76.12, -54.94, 51.42)
CIE-LCH	lch(76.12, 75.25, 136.89°)
OKLab	oklab(77.57% -0.1501 0.1207)
OKLCH	oklch(77.57% 0.193 141.2)
XYZ	xyz(30.4521, 50.0828, 16.8646)
Luminance	0.5009 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D356 #C356D3

analogous

#A4D356 #66D356 #56D384

triadic

#66D356 #5666D3 #D35666

tetradic

#66D356 #56A4D3 #C356D3 #D38456

square

#66D356 #56A4D3 #C356D3 #D38456

split-complementary

#66D356 #8456D3 #D356A4

monochromatic

#318B24 #42BB31 #66D356 #92E087 #BEECB7

Accessibility & contrast

On white

1.91

#66D356 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.02

#66D356 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D356

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D356	#FFFFFF	#000000	##000000
##66D356	1.00	1.91	11.02	11.02
#FFFFFF	1.91	1.00	21.00	21.00
#000000	11.02	21.00	1.00	1.00
##000000	11.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C249

Deuteranopia (green-blind)

#CAB860

Tritanopia (blue-blind)

#59CDB8

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #66d356;
/* rgb */ color: rgb(102, 211, 86);
/* oklch */ color: oklch(77.6% 0.193 141.2);

Tailwind

colors: {
  custom: {
    50: '#9ae18a',
    500: '#66d356',
    950: '#000000',
  },
}

SCSS

$custom: #66d356;
$custom-light: #9ae18a;
$custom-dark: #000000;

JSON

{
  "hex": "#66d356",
  "rgb": {
    "r": 102,
    "g": 211,
    "b": 86
  },
  "hsl": {
    "h": 112.32,
    "s": 58.685,
    "l": 58.235
  },
  "oklch": {
    "l": 0.77569,
    "c": 0.19263,
    "h": 141.2
  },
  "luminance": 0.50085
}

Semantic roles & 50–950 ramp

primary

#66D356

secondary

#863C91

accent

#46E2CE

background

#FCFEFC

surface

#F5FCF4

border

#CFD5CE

text

#0F150C

muted

#80847F

Preview Lab

Preview with #66D356

Body copy rendered with the generated semantic roles for this colour.

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