#66E77E#66E77E

#66E77E is a very light, vivid green. Relative luminance 0.615; OKLCH L 83.1% C 0.184 H 147.5°. Best body text is #000000 at 13.30:1 contrast (WCAG AA passes).

Color values

HEX	#66E77E
RGB	rgb(102, 231, 126)
HSL	hsl(131, 73%, 65%)
HSV	hsv(131, 56%, 91%)
CMYK	cmyk(55.8%, 0%, 45.5%, 9.4%)
CIE-LAB	lab(82.64, -57.40, 40.49)
CIE-LCH	lch(82.64, 70.24, 144.80°)
OKLab	oklab(83.08% -0.1554 0.099)
OKLCH	oklch(83.08% 0.184 147.5)
XYZ	xyz(37.8188, 61.4796, 29.6084)
Luminance	0.6148 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E77E #E766CF

analogous

#8EE766 #66E77E #66E7BF

triadic

#66E77E #7E66E7 #E77E66

tetradic

#66E77E #668EE7 #E766CF #E7BF66

square

#66E77E #668EE7 #E766CF #E7BF66

split-complementary

#66E77E #BF66E7 #E7668E

monochromatic

#1DB639 #31DF51 #66E77E #9BEFAB #D0F8D7

Accessibility & contrast

On white

1.58

#66E77E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.30

#66E77E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E77E

13.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E77E	#FFFFFF	#000000	##000000
##66E77E	1.00	1.58	13.30	13.30
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.30	21.00	1.00	1.00
##000000	13.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D576

Deuteranopia (green-blind)

#D8C985

Tritanopia (blue-blind)

#4AE2CE

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #66e77e;
/* rgb */ color: rgb(102, 231, 126);
/* oklch */ color: oklch(83.1% 0.184 147.5);

Tailwind

colors: {
  custom: {
    50: '#9cefa5',
    500: '#66e77e',
    950: '#000000',
  },
}

SCSS

$custom: #66e77e;
$custom-light: #9cefa5;
$custom-dark: #000000;

JSON

{
  "hex": "#66e77e",
  "rgb": {
    "r": 102,
    "g": 231,
    "b": 126
  },
  "hsl": {
    "h": 131.163,
    "s": 72.881,
    "l": 65.294
  },
  "oklch": {
    "l": 0.83077,
    "c": 0.18425,
    "h": 147.5
  },
  "luminance": 0.61483
}

Semantic roles & 50–950 ramp

primary

#66E77E

secondary

#B63B9F

accent

#11B0D5

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0F170F

muted

#808580

Preview Lab

Preview with #66E77E

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

Preview Lab → · Contrast checker → · Palette generator →