#66EB9E#66EB9E

#66EB9E is a very light, vivid green. Relative luminance 0.647; OKLCH L 84.6% C 0.160 H 155.2°. Best body text is #000000 at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#66EB9E
RGB	rgb(102, 235, 158)
HSL	hsl(145, 77%, 66%)
HSV	hsv(145, 57%, 92%)
CMYK	cmyk(56.6%, 0%, 32.8%, 7.8%)
CIE-LAB	lab(84.33, -53.58, 26.65)
CIE-LCH	lch(84.33, 59.85, 153.56°)
OKLab	oklab(84.63% -0.1457 0.0672)
OKLCH	oklch(84.63% 0.16 155.2)
XYZ	xyz(41.3560, 64.7062, 42.6513)
Luminance	0.6471 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EB9E #EB66B3

analogous

#70EB66 #66EB9E #66EBE0

triadic

#66EB9E #9E66EB #EB9E66

tetradic

#66EB9E #6670EB #EB66B3 #EBE066

square

#66EB9E #6670EB #EB66B3 #EBE066

split-complementary

#66EB9E #E066EB #EB6670

monochromatic

#19BE5E #30E47C #66EB9E #9CF2C0 #D2F9E3

Accessibility & contrast

On white

1.51

#66EB9E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.94

#66EB9E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EB9E

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EB9E	#FFFFFF	#000000	##000000
##66EB9E	1.00	1.51	13.94	13.94
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.94	21.00	1.00	1.00
##000000	13.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EADA99

Deuteranopia (green-blind)

#D8CDA3

Tritanopia (blue-blind)

#3AE9D7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #66eb9e;
/* rgb */ color: rgb(102, 235, 158);
/* oklch */ color: oklch(84.6% 0.160 155.2);

Tailwind

colors: {
  custom: {
    50: '#9cf2bb',
    500: '#66eb9e',
    950: '#000000',
  },
}

SCSS

$custom: #66eb9e;
$custom-light: #9cf2bb;
$custom-dark: #000000;

JSON

{
  "hex": "#66eb9e",
  "rgb": {
    "r": 102,
    "g": 235,
    "b": 158
  },
  "hsl": {
    "h": 145.263,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.84634,
    "c": 0.16048,
    "h": 155.2
  },
  "luminance": 0.6471
}

Semantic roles & 50–950 ramp

primary

#66EB9E

secondary

#BD3985

accent

#0C83D9

background

#FCFFFD

surface

#F6FEF8

border

#D0D6D1

text

#0F1712

muted

#808582

Preview Lab

Preview with #66EB9E

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

Preview Lab → · Contrast checker → · Palette generator →