#66FAA3#66FAA3

#66FAA3 is a very light, vivid green. Relative luminance 0.738; OKLCH L 88.4% C 0.176 H 154.5°. Best body text is #000000 at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#66FAA3
RGB	rgb(102, 250, 163)
HSL	hsl(145, 94%, 69%)
HSV	hsv(145, 59%, 98%)
CMYK	cmyk(59.2%, 0%, 34.8%, 2%)
CIE-LAB	lab(88.84, -58.58, 30.20)
CIE-LCH	lch(88.84, 65.91, 152.73°)
OKLab	oklab(88.36% -0.1589 0.0758)
OKLCH	oklch(88.36% 0.176 154.5)
XYZ	xyz(46.2721, 73.8358, 46.4565)
Luminance	0.7384 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FAA3 #FA66BD

analogous

#73FA66 #66FAA3 #66FAED

triadic

#66FAA3 #A366FA #FAA366

tetradic

#66FAA3 #6673FA #FA66BD #FAED66

square

#66FAA3 #6673FA #FA66BD #FAED66

split-complementary

#66FAA3 #ED66FA #FA6673

monochromatic

#07DE60 #2BF87F #66FAA3 #A1FCC7 #DDFEEA

Accessibility & contrast

On white

1.33

#66FAA3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.77

#66FAA3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FAA3

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FAA3	#FFFFFF	#000000	##000000
##66FAA3	1.00	1.33	15.77	15.77
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.77	21.00	1.00	1.00
##000000	15.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9E89D

Deuteranopia (green-blind)

#E6D9A9

Tritanopia (blue-blind)

#2FF7E4

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66faa3;
/* rgb */ color: rgb(102, 250, 163);
/* oklch */ color: oklch(88.4% 0.176 154.5);

Tailwind

colors: {
  custom: {
    50: '#9efdbf',
    500: '#66faa3',
    950: '#000000',
  },
}

SCSS

$custom: #66faa3;
$custom-light: #9efdbf;
$custom-dark: #000000;

JSON

{
  "hex": "#66faa3",
  "rgb": {
    "r": 102,
    "g": 250,
    "b": 163
  },
  "hsl": {
    "h": 144.73,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.88361,
    "c": 0.17611,
    "h": 154.5
  },
  "luminance": 0.7384
}

Semantic roles & 50–950 ramp

primary

#66FAA3

secondary

#D43090

accent

#0087E6

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#101812

muted

#808682

Preview Lab

Preview with #66FAA3

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

Preview Lab → · Contrast checker → · Palette generator →