#66F157#66F157

#66F157 is a very light, highly saturated green. Relative luminance 0.664; OKLCH L 85.1% C 0.229 H 141.7°. Best body text is #000000 at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#66F157
RGB	rgb(102, 241, 87)
HSL	hsl(114, 85%, 64%)
HSV	hsv(114, 64%, 95%)
CMYK	cmyk(57.7%, 0%, 63.9%, 5.5%)
CIE-LAB	lab(85.21, -65.81, 61.19)
CIE-LCH	lch(85.21, 89.86, 137.08°)
OKLab	oklab(85.06% -0.1795 0.1417)
OKLCH	oklch(85.06% 0.229 141.7)
XYZ	xyz(38.6531, 66.4200, 19.7984)
Luminance	0.6642 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F157 #E257F1

analogous

#B3F157 #66F157 #57F195

triadic

#66F157 #5766F1 #F15766

tetradic

#66F157 #57B3F1 #E257F1 #F19557

square

#66F157 #57B3F1 #E257F1 #F19557

split-complementary

#66F157 #9557F1 #F157B3

monochromatic

#21BE10 #33EC1F #66F157 #99F68F #CDFAC8

Accessibility & contrast

On white

1.47

#66F157 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.28

#66F157 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F157

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F157	#FFFFFF	#000000	##000000
##66F157	1.00	1.47	14.28	14.28
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.28	21.00	1.00	1.00
##000000	14.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DC44

Deuteranopia (green-blind)

#E5D064

Tritanopia (blue-blind)

#51EAD1

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #66f157;
/* rgb */ color: rgb(102, 241, 87);
/* oklch */ color: oklch(85.1% 0.229 141.7);

Tailwind

colors: {
  custom: {
    50: '#9ff78c',
    500: '#66f157',
    950: '#000000',
  },
}

SCSS

$custom: #66f157;
$custom-light: #9ff78c;
$custom-dark: #000000;

JSON

{
  "hex": "#66f157",
  "rgb": {
    "r": 102,
    "g": 241,
    "b": 87
  },
  "hsl": {
    "h": 114.156,
    "s": 84.615,
    "l": 64.314
  },
  "oklch": {
    "l": 0.85059,
    "c": 0.2287,
    "h": 141.7
  },
  "luminance": 0.66423
}

Semantic roles & 50–950 ramp

primary

#66F157

secondary

#AE30BC

accent

#04E1CC

background

#FDFFFC

surface

#F7FFF4

border

#D0D7CE

text

#10170D

muted

#81857F

Preview Lab

Preview with #66F157

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

Preview Lab → · Contrast checker → · Palette generator →