#66F98E#66F98E

#66F98E is a very light, vivid green. Relative luminance 0.725; OKLCH L 87.7% C 0.194 H 149.6°. Best body text is #000000 at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#66F98E
RGB	rgb(102, 249, 142)
HSL	hsl(136, 92%, 69%)
HSV	hsv(136, 59%, 98%)
CMYK	cmyk(59%, 0%, 43%, 2.4%)
CIE-LAB	lab(88.22, -61.75, 39.81)
CIE-LCH	lch(88.22, 73.47, 147.19°)
OKLab	oklab(87.74% -0.1669 0.098)
OKLCH	oklch(87.74% 0.194 149.6)
XYZ	xyz(44.2345, 72.5249, 37.2535)
Luminance	0.7253 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F98E #F966D1

analogous

#88F966 #66F98E #66F9D8

triadic

#66F98E #8E66F9 #F98E66

tetradic

#66F98E #6688F9 #F966D1 #F9D866

square

#66F98E #6688F9 #F966D1 #F9D866

split-complementary

#66F98E #D866F9 #F96688

monochromatic

#09DC42 #2BF763 #66F98E #A1FBB9 #DCFEE5

Accessibility & contrast

On white

1.35

#66F98E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.51

#66F98E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F98E

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F98E	#FFFFFF	#000000	##000000
##66F98E	1.00	1.35	15.51	15.51
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.51	21.00	1.00	1.00
##000000	15.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE586

Deuteranopia (green-blind)

#E7D895

Tritanopia (blue-blind)

#3CF5DF

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #66f98e;
/* rgb */ color: rgb(102, 249, 142);
/* oklch */ color: oklch(87.7% 0.194 149.6);

Tailwind

colors: {
  custom: {
    50: '#9efcb0',
    500: '#66f98e',
    950: '#000000',
  },
}

SCSS

$custom: #66f98e;
$custom-light: #9efcb0;
$custom-dark: #000000;

JSON

{
  "hex": "#66f98e",
  "rgb": {
    "r": 102,
    "g": 249,
    "b": 142
  },
  "hsl": {
    "h": 136.327,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.8774,
    "c": 0.19357,
    "h": 149.6
  },
  "luminance": 0.72529
}

Semantic roles & 50–950 ramp

primary

#66F98E

secondary

#D330A7

accent

#00A7E6

background

#FCFFFD

surface

#F6FFF7

border

#D0D7D0

text

#101811

muted

#808681

Preview Lab

Preview with #66F98E

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

Preview Lab → · Contrast checker → · Palette generator →