#66E088#66E088

#66E088 is a light, vivid green. Relative luminance 0.579; OKLCH L 81.5% C 0.166 H 150.3°. Best body text is #000000 at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#66E088
RGB	rgb(102, 224, 136)
HSL	hsl(137, 66%, 64%)
HSV	hsv(137, 54%, 88%)
CMYK	cmyk(54.5%, 0%, 39.3%, 12.2%)
CIE-LAB	lab(80.69, -53.08, 32.99)
CIE-LCH	lch(80.69, 62.50, 148.14°)
OKLab	oklab(81.53% -0.1438 0.082)
OKLCH	oklch(81.53% 0.166 150.3)
XYZ	xyz(36.5765, 57.9105, 32.5381)
Luminance	0.5791 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E088 #E066BE

analogous

#81E066 #66E088 #66E0C5

triadic

#66E088 #8866E0 #E08866

tetradic

#66E088 #6681E0 #E066BE #E0C566

square

#66E088 #6681E0 #E066BE #E0C566

split-complementary

#66E088 #C566E0 #E06681

monochromatic

#22A948 #33D660 #66E088 #99EAB0 #CCF5D7

Accessibility & contrast

On white

1.67

#66E088 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.58

#66E088 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E088

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E088	#FFFFFF	#000000	##000000
##66E088	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)

#E1CF82

Deuteranopia (green-blind)

#D1C48E

Tritanopia (blue-blind)

#48DDCA

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #66e088;
/* rgb */ color: rgb(102, 224, 136);
/* oklch */ color: oklch(81.5% 0.166 150.3);

Tailwind

colors: {
  custom: {
    50: '#9beaab',
    500: '#66e088',
    950: '#000000',
  },
}

SCSS

$custom: #66e088;
$custom-light: #9beaab;
$custom-dark: #000000;

JSON

{
  "hex": "#66e088",
  "rgb": {
    "r": 102,
    "g": 224,
    "b": 136
  },
  "hsl": {
    "h": 136.721,
    "s": 66.304,
    "l": 63.922
  },
  "oklch": {
    "l": 0.81528,
    "c": 0.16556,
    "h": 150.3
  },
  "luminance": 0.57914
}

Semantic roles & 50–950 ramp

primary

#66E088

secondary

#AB3F8D

accent

#179BCE

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0F1610

muted

#808481

Preview Lab

Preview with #66E088

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

Preview Lab → · Contrast checker → · Palette generator →