#66FF7C#66FF7C

#66FF7C is a very light, highly saturated green. Relative luminance 0.758; OKLCH L 88.9% C 0.217 H 146.1°. Best body text is #000000 at 16.16:1 contrast (WCAG AA passes).

Color values

HEX	#66FF7C
RGB	rgb(102, 255, 124)
HSL	hsl(129, 100%, 70%)
HSV	hsv(129, 60%, 100%)
CMYK	cmyk(60%, 0%, 51.4%, 0%)
CIE-LAB	lab(89.76, -66.55, 50.31)
CIE-LCH	lch(89.76, 83.43, 142.91°)
OKLab	oklab(88.93% -0.18 0.121)
OKLCH	oklch(88.93% 0.217 146.1)
XYZ	xyz(44.8747, 75.7957, 31.3301)
Luminance	0.7580 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FF7C #FF66E9

analogous

#9DFF66 #66FF7C #66FFC8

triadic

#66FF7C #7C66FF #FF7C66

tetradic

#66FF7C #669DFF #FF66E9 #FFC866

square

#66FF7C #669DFF #FF66E9 #FFC866

split-complementary

#66FF7C #C866FF #FF669D

monochromatic

#00EB22 #29FF48 #66FF7C #A3FFB0 #E0FFE5

Accessibility & contrast

On white

1.30

#66FF7C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.16

#66FF7C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FF7C

16.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FF7C	#FFFFFF	#000000	##000000
##66FF7C	1.00	1.30	16.16	16.16
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.16	21.00	1.00	1.00
##000000	16.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA70

Deuteranopia (green-blind)

#EFDC86

Tritanopia (blue-blind)

#42F9E1

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #66ff7c;
/* rgb */ color: rgb(102, 255, 124);
/* oklch */ color: oklch(88.9% 0.217 146.1);

Tailwind

colors: {
  custom: {
    50: '#9fffa4',
    500: '#66ff7c',
    950: '#000000',
  },
}

SCSS

$custom: #66ff7c;
$custom-light: #9fffa4;
$custom-dark: #000000;

JSON

{
  "hex": "#66ff7c",
  "rgb": {
    "r": 102,
    "g": 255,
    "b": 124
  },
  "hsl": {
    "h": 128.627,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.88934,
    "c": 0.21691,
    "h": 146.1
  },
  "luminance": 0.758
}

Semantic roles & 50–950 ramp

primary

#66FF7C

secondary

#DA2FC2

accent

#00C5E6

background

#FDFFFC

surface

#F7FFF6

border

#D0D7D0

text

#10180F

muted

#818680

Preview Lab

Preview with #66FF7C

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

Preview Lab → · Contrast checker → · Palette generator →