#66EB9F#66EB9F

#66EB9F is a very light, vivid green. Relative luminance 0.647; OKLCH L 84.7% C 0.160 H 155.6°. Best body text is #000000 at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#66EB9F
RGB	rgb(102, 235, 159)
HSL	hsl(146, 77%, 66%)
HSV	hsv(146, 57%, 92%)
CMYK	cmyk(56.6%, 0%, 32.3%, 7.8%)
CIE-LAB	lab(84.35, -53.40, 26.16)
CIE-LCH	lch(84.35, 59.46, 153.90°)
OKLab	oklab(84.66% -0.1453 0.066)
OKLCH	oklch(84.66% 0.16 155.6)
XYZ	xyz(41.4424, 64.7408, 43.1064)
Luminance	0.6474 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EB9F #EB66B2

analogous

#6FEB66 #66EB9F #66EBE1

triadic

#66EB9F #9F66EB #EB9F66

tetradic

#66EB9F #666FEB #EB66B2 #EBE166

square

#66EB9F #666FEB #EB66B2 #EBE166

split-complementary

#66EB9F #E166EB #EB666F

monochromatic

#19BE60 #30E47D #66EB9F #9CF2C1 #D2F9E3

Accessibility & contrast

On white

1.51

#66EB9F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.95

#66EB9F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EB9F

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EB9F	#FFFFFF	#000000	##000000
##66EB9F	1.00	1.51	13.95	13.95
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.95	21.00	1.00	1.00
##000000	13.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EADA9A

Deuteranopia (green-blind)

#D8CDA4

Tritanopia (blue-blind)

#39E9D7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #66eb9f;
/* rgb */ color: rgb(102, 235, 159);
/* oklch */ color: oklch(84.7% 0.160 155.6);

Tailwind

colors: {
  custom: {
    50: '#9cf2bb',
    500: '#66eb9f',
    950: '#000000',
  },
}

SCSS

$custom: #66eb9f;
$custom-light: #9cf2bb;
$custom-dark: #000000;

JSON

{
  "hex": "#66eb9f",
  "rgb": {
    "r": 102,
    "g": 235,
    "b": 159
  },
  "hsl": {
    "h": 145.714,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.84655,
    "c": 0.1596,
    "h": 155.6
  },
  "luminance": 0.64745
}

Semantic roles & 50–950 ramp

primary

#66EB9F

secondary

#BD3984

accent

#0C81D9

background

#FCFFFD

surface

#F6FEF8

border

#D0D6D1

text

#0F1712

muted

#808582

Preview Lab

Preview with #66EB9F

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

Preview Lab → · Contrast checker → · Palette generator →