#66E582#66E582

#66E582 is a very light, vivid green. Relative luminance 0.605; OKLCH L 82.7% C 0.178 H 148.5°. Best body text is #000000 at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#66E582
RGB	rgb(102, 229, 130)
HSL	hsl(133, 71%, 65%)
HSV	hsv(133, 55%, 90%)
CMYK	cmyk(55.5%, 0%, 43.2%, 10.2%)
CIE-LAB	lab(82.09, -56.02, 37.83)
CIE-LCH	lch(82.09, 67.59, 145.97°)
OKLab	oklab(82.65% -0.1516 0.093)
OKLCH	oklch(82.65% 0.178 148.5)
XYZ	xyz(37.5255, 60.4718, 30.8095)
Luminance	0.6048 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E582 #E566C9

analogous

#8AE566 #66E582 #66E5C1

triadic

#66E582 #8266E5 #E58266

tetradic

#66E582 #668AE5 #E566C9 #E5C166

square

#66E582 #668AE5 #E566C9 #E5C166

split-complementary

#66E582 #C166E5 #E5668A

monochromatic

#1EB23F #32DC57 #66E582 #9AEEAD #CFF7D7

Accessibility & contrast

On white

1.60

#66E582 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.10

#66E582 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E582

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E582	#FFFFFF	#000000	##000000
##66E582	1.00	1.60	13.10	13.10
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.10	21.00	1.00	1.00
##000000	13.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7D37B

Deuteranopia (green-blind)

#D6C889

Tritanopia (blue-blind)

#49E1CD

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #66e582;
/* rgb */ color: rgb(102, 229, 130);
/* oklch */ color: oklch(82.7% 0.178 148.5);

Tailwind

colors: {
  custom: {
    50: '#9beea7',
    500: '#66e582',
    950: '#000000',
  },
}

SCSS

$custom: #66e582;
$custom-light: #9beea7;
$custom-dark: #000000;

JSON

{
  "hex": "#66e582",
  "rgb": {
    "r": 102,
    "g": 229,
    "b": 130
  },
  "hsl": {
    "h": 133.228,
    "s": 70.95,
    "l": 64.902
  },
  "oklch": {
    "l": 0.82651,
    "c": 0.17791,
    "h": 148.5
  },
  "luminance": 0.60475
}

Semantic roles & 50–950 ramp

primary

#66E582

secondary

#B33C99

accent

#13A9D3

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0F160F

muted

#808580

Preview Lab

Preview with #66E582

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

Preview Lab → · Contrast checker → · Palette generator →