#66D477#66D477

#66D477 is a light, vivid green. Relative luminance 0.512; OKLCH L 78.3% C 0.165 H 147.0°. Best body text is #000000 at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#66D477
RGB	rgb(102, 212, 119)
HSL	hsl(129, 56%, 62%)
HSV	hsv(129, 52%, 83%)
CMYK	cmyk(51.9%, 0%, 43.9%, 16.9%)
CIE-LAB	lab(76.82, -51.00, 36.55)
CIE-LCH	lch(76.82, 62.75, 144.38°)
OKLab	oklab(78.28% -0.1383 0.0897)
OKLCH	oklch(78.28% 0.165 147)
XYZ	xyz(32.3508, 51.2410, 25.6349)
Luminance	0.5124 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D477 #D466C3

analogous

#8CD466 #66D477 #66D4AE

triadic

#66D477 #7766D4 #D47766

tetradic

#66D477 #668CD4 #D466C3 #D4AE66

square

#66D477 #668CD4 #D466C3 #D4AE66

split-complementary

#66D477 #AE66D4 #D4668C

monochromatic

#2A963B #37C54D #66D477 #96E1A1 #C6EFCC

Accessibility & contrast

On white

1.87

#66D477 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.25

#66D477 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D477

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D477	#FFFFFF	#000000	##000000
##66D477	1.00	1.87	11.25	11.25
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.25	21.00	1.00	1.00
##000000	11.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C470

Deuteranopia (green-blind)

#C7BA7D

Tritanopia (blue-blind)

#51D0BD

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #66d477;
/* rgb */ color: rgb(102, 212, 119);
/* oklch */ color: oklch(78.3% 0.165 147.0);

Tailwind

colors: {
  custom: {
    50: '#99e29f',
    500: '#66d477',
    950: '#000000',
  },
}

SCSS

$custom: #66d477;
$custom-light: #99e29f;
$custom-dark: #000000;

JSON

{
  "hex": "#66d477",
  "rgb": {
    "r": 102,
    "g": 212,
    "b": 119
  },
  "hsl": {
    "h": 129.273,
    "s": 56.122,
    "l": 61.569
  },
  "oklch": {
    "l": 0.78277,
    "c": 0.16485,
    "h": 147
  },
  "luminance": 0.51244
}

Semantic roles & 50–950 ramp

primary

#66D477

secondary

#9B438D

accent

#22ABC4

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0F150F

muted

#808480

Preview Lab

Preview with #66D477

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

Preview Lab → · Contrast checker → · Palette generator →