#66F98C#66F98C

#66F98C is a very light, vivid green. Relative luminance 0.725; OKLCH L 87.7% C 0.195 H 149.2°. Best body text is #000000 at 15.49:1 contrast (WCAG AA passes).

Color values

HEX	#66F98C
RGB	rgb(102, 249, 140)
HSL	hsl(136, 92%, 69%)
HSV	hsv(136, 59%, 98%)
CMYK	cmyk(59%, 0%, 43.8%, 2.4%)
CIE-LAB	lab(88.19, -62.06, 40.75)
CIE-LCH	lch(88.19, 74.24, 146.71°)
OKLab	oklab(87.71% -0.1677 0.1001)
OKLCH	oklch(87.71% 0.195 149.2)
XYZ	xyz(44.0856, 72.4654, 36.4698)
Luminance	0.7247 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F98C #F966D3

analogous

#8AF966 #66F98C #66F9D6

triadic

#66F98C #8C66F9 #F98C66

tetradic

#66F98C #668AF9 #F966D3 #F9D666

square

#66F98C #668AF9 #F966D3 #F9D666

split-complementary

#66F98C #D666F9 #F9668A

monochromatic

#09DC3F #2BF760 #66F98C #A1FBB8 #DCFEE5

Accessibility & contrast

On white

1.36

#66F98C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.49

#66F98C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F98C

15.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F98C	#FFFFFF	#000000	##000000
##66F98C	1.00	1.36	15.49	15.49
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.49	21.00	1.00	1.00
##000000	15.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE584

Deuteranopia (green-blind)

#E8D893

Tritanopia (blue-blind)

#3DF5DF

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #66f98c;
/* rgb */ color: rgb(102, 249, 140);
/* oklch */ color: oklch(87.7% 0.195 149.2);

Tailwind

colors: {
  custom: {
    50: '#9efcaf',
    500: '#66f98c',
    950: '#000000',
  },
}

SCSS

$custom: #66f98c;
$custom-light: #9efcaf;
$custom-dark: #000000;

JSON

{
  "hex": "#66f98c",
  "rgb": {
    "r": 102,
    "g": 249,
    "b": 140
  },
  "hsl": {
    "h": 135.51,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.87708,
    "c": 0.19536,
    "h": 149.2
  },
  "luminance": 0.7247
}

Semantic roles & 50–950 ramp

primary

#66F98C

secondary

#D330A9

accent

#00AAE6

background

#FCFFFD

surface

#F6FFF7

border

#D0D7D0

text

#101810

muted

#808681

Preview Lab

Preview with #66F98C

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

Preview Lab → · Contrast checker → · Palette generator →