#66F861#66F861

#66F861 is a very light, highly saturated green. Relative luminance 0.708; OKLCH L 86.9% C 0.230 H 142.8°. Best body text is #000000 at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#66F861
RGB	rgb(102, 248, 97)
HSL	hsl(118, 92%, 68%)
HSV	hsv(118, 61%, 97%)
CMYK	cmyk(58.9%, 0%, 60.9%, 2.7%)
CIE-LAB	lab(87.40, -67.26, 59.50)
CIE-LCH	lch(87.40, 89.80, 138.51°)
OKLab	oklab(86.89% -0.183 0.139)
OKLCH	oklch(86.89% 0.23 142.8)
XYZ	xyz(41.2023, 70.8188, 22.8051)
Luminance	0.7082 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F861 #F361F8

analogous

#B2F861 #66F861 #61F8A7

triadic

#66F861 #6166F8 #F86166

tetradic

#66F861 #61B2F8 #F361F8 #F8A761

square

#66F861 #61B2F8 #F361F8 #F8A761

split-complementary

#66F861 #A761F8 #F861B2

monochromatic

#10D509 #2DF526 #66F861 #9FFB9C #D7FDD6

Accessibility & contrast

On white

1.38

#66F861 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.16

#66F861 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F861

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F861	#FFFFFF	#000000	##000000
##66F861	1.00	1.38	15.16	15.16
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.16	21.00	1.00	1.00
##000000	15.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE350

Deuteranopia (green-blind)

#EBD66E

Tritanopia (blue-blind)

#4DF1D8

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f861;
/* rgb */ color: rgb(102, 248, 97);
/* oklch */ color: oklch(86.9% 0.230 142.8);

Tailwind

colors: {
  custom: {
    50: '#9ffc93',
    500: '#66f861',
    950: '#000000',
  },
}

SCSS

$custom: #66f861;
$custom-light: #9ffc93;
$custom-dark: #000000;

JSON

{
  "hex": "#66f861",
  "rgb": {
    "r": 102,
    "g": 248,
    "b": 97
  },
  "hsl": {
    "h": 118.013,
    "s": 91.515,
    "l": 67.647
  },
  "oklch": {
    "l": 0.86891,
    "c": 0.2298,
    "h": 142.8
  },
  "luminance": 0.70823
}

Semantic roles & 50–950 ramp

primary

#66F861

secondary

#CA2DD0

accent

#00E6DE

background

#FDFFFC

surface

#F7FFF4

border

#D0D7CE

text

#10180D

muted

#81867F

Preview Lab

Preview with #66F861

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

Preview Lab → · Contrast checker → · Palette generator →