#66F5A8#66F5A8

#66F5A8 is a very light, vivid green. Relative luminance 0.710; OKLCH L 87.3% C 0.165 H 156.7°. Best body text is #000000 at 15.19:1 contrast (WCAG AA passes).

Color values

HEX	#66F5A8
RGB	rgb(102, 245, 168)
HSL	hsl(148, 88%, 68%)
HSV	hsv(148, 58%, 96%)
CMYK	cmyk(58.4%, 0%, 31.4%, 3.9%)
CIE-LAB	lab(87.46, -55.69, 25.80)
CIE-LCH	lch(87.46, 61.38, 155.15°)
OKLab	oklab(87.26% -0.1517 0.0652)
OKLCH	oklch(87.26% 0.165 156.7)
XYZ	xyz(45.1959, 70.9524, 48.3516)
Luminance	0.7096 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F5A8 #F566B3

analogous

#6BF566 #66F5A8 #66F5EF

triadic

#66F5A8 #A866F5 #F5A866

tetradic

#66F5A8 #666BF5 #F566B3 #F5EF66

square

#66F5A8 #666BF5 #F566B3 #F5EF66

split-complementary

#66F5A8 #EF66F5 #F5666B

monochromatic

#0ED369 #2DF187 #66F5A8 #9FF9C9 #D9FDE9

Accessibility & contrast

On white

1.38

#66F5A8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.19

#66F5A8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F5A8

15.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F5A8	#FFFFFF	#000000	##000000
##66F5A8	1.00	1.38	15.19	15.19
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.19	21.00	1.00	1.00
##000000	15.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4E4A3

Deuteranopia (green-blind)

#E0D6AD

Tritanopia (blue-blind)

#2DF3E1

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f5a8;
/* rgb */ color: rgb(102, 245, 168);
/* oklch */ color: oklch(87.3% 0.165 156.7);

Tailwind

colors: {
  custom: {
    50: '#9df9c2',
    500: '#66f5a8',
    950: '#000000',
  },
}

SCSS

$custom: #66f5a8;
$custom-light: #9df9c2;
$custom-dark: #000000;

JSON

{
  "hex": "#66f5a8",
  "rgb": {
    "r": 102,
    "g": 245,
    "b": 168
  },
  "hsl": {
    "h": 147.692,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.87256,
    "c": 0.16509,
    "h": 156.7
  },
  "luminance": 0.70957
}

Semantic roles & 50–950 ramp

primary

#66F5A8

secondary

#CE3186

accent

#017BE4

background

#FCFFFD

surface

#F6FFF9

border

#D0D7D2

text

#0F1712

muted

#808582

Preview Lab

Preview with #66F5A8

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

Preview Lab → · Contrast checker → · Palette generator →