#66E256#66E256

#66E256 is a light, highly saturated green. Relative luminance 0.579; OKLCH L 81.3% C 0.211 H 141.4°. Best body text is #000000 at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#66E256
RGB	rgb(102, 226, 86)
HSL	hsl(113, 71%, 61%)
HSV	hsv(113, 62%, 89%)
CMYK	cmyk(54.9%, 0%, 61.9%, 11.4%)
CIE-LAB	lab(80.68, -60.54, 56.58)
CIE-LCH	lch(80.68, 82.87, 136.94°)
OKLab	oklab(81.32% -0.1653 0.1318)
OKLCH	oklch(81.32% 0.211 141.4)
XYZ	xyz(34.3539, 57.8865, 18.1652)
Luminance	0.5789 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E256 #D256E2

analogous

#ACE256 #66E256 #56E28C

triadic

#66E256 #5666E2 #E25666

tetradic

#66E256 #56ACE2 #D256E2 #E28C56

square

#66E256 #56ACE2 #D256E2 #E28C56

split-complementary

#66E256 #8C56E2 #E256AC

monochromatic

#2BA21C #39D625 #66E256 #95EB8A #C5F4BE

Accessibility & contrast

On white

1.67

#66E256 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.58

#66E256 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E256

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E256	#FFFFFF	#000000	##000000
##66E256	1.00	1.67	12.58	12.58
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.58	21.00	1.00	1.00
##000000	12.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CF46

Deuteranopia (green-blind)

#D7C462

Tritanopia (blue-blind)

#55DBC4

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #66e256;
/* rgb */ color: rgb(102, 226, 86);
/* oklch */ color: oklch(81.3% 0.211 141.4);

Tailwind

colors: {
  custom: {
    50: '#9cec8b',
    500: '#66e256',
    950: '#000000',
  },
}

SCSS

$custom: #66e256;
$custom-light: #9cec8b;
$custom-dark: #000000;

JSON

{
  "hex": "#66e256",
  "rgb": {
    "r": 102,
    "g": 226,
    "b": 86
  },
  "hsl": {
    "h": 113.143,
    "s": 70.707,
    "l": 61.176
  },
  "oklch": {
    "l": 0.81317,
    "c": 0.2114,
    "h": 141.4
  },
  "luminance": 0.57889
}

Semantic roles & 50–950 ramp

primary

#66E256

secondary

#9838A5

accent

#13D3BD

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#0F160C

muted

#80857F

Preview Lab

Preview with #66E256

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

Preview Lab → · Contrast checker → · Palette generator →