#66F993#66F993

#66F993 is a very light, vivid green. Relative luminance 0.727; OKLCH L 87.8% C 0.189 H 150.6°. Best body text is #000000 at 15.54:1 contrast (WCAG AA passes).

Color values

HEX	#66F993
RGB	rgb(102, 249, 147)
HSL	hsl(138, 92%, 69%)
HSV	hsv(138, 59%, 98%)
CMYK	cmyk(59%, 0%, 41%, 2.4%)
CIE-LAB	lab(88.29, -60.95, 37.45)
CIE-LCH	lch(88.29, 71.54, 148.43°)
OKLab	oklab(87.83% -0.1648 0.0927)
OKLCH	oklch(87.83% 0.189 150.6)
XYZ	xyz(44.6183, 72.6784, 39.2751)
Luminance	0.7268 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F993 #F966CC

analogous

#83F966 #66F993 #66F9DC

triadic

#66F993 #9366F9 #F99366

tetradic

#66F993 #6683F9 #F966CC #F9DC66

square

#66F993 #6683F9 #F966CC #F9DC66

split-complementary

#66F993 #DC66F9 #F96683

monochromatic

#09DC49 #2BF769 #66F993 #A1FBBD #DCFEE6

Accessibility & contrast

On white

1.35

#66F993 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.54

#66F993 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F993

15.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F993	#FFFFFF	#000000	##000000
##66F993	1.00	1.35	15.54	15.54
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.54	21.00	1.00	1.00
##000000	15.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE68C

Deuteranopia (green-blind)

#E7D89A

Tritanopia (blue-blind)

#3AF5E0

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #66f993;
/* rgb */ color: rgb(102, 249, 147);
/* oklch */ color: oklch(87.8% 0.189 150.6);

Tailwind

colors: {
  custom: {
    50: '#9efcb4',
    500: '#66f993',
    950: '#000000',
  },
}

SCSS

$custom: #66f993;
$custom-light: #9efcb4;
$custom-dark: #000000;

JSON

{
  "hex": "#66f993",
  "rgb": {
    "r": 102,
    "g": 249,
    "b": 147
  },
  "hsl": {
    "h": 138.367,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.87825,
    "c": 0.1891,
    "h": 150.6
  },
  "luminance": 0.72683
}

Semantic roles & 50–950 ramp

primary

#66F993

secondary

#D330A1

accent

#009FE6

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#101811

muted

#808681

Preview Lab

Preview with #66F993

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

Preview Lab → · Contrast checker → · Palette generator →