#66CD6D#66CD6D

#66CD6D is a light, vivid green. Relative luminance 0.476; OKLCH L 76.4% C 0.165 H 145.1°. Best body text is #000000 at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#66CD6D
RGB	rgb(102, 205, 109)
HSL	hsl(124, 51%, 60%)
HSV	hsv(124, 50%, 80%)
CMYK	cmyk(50.2%, 0%, 46.8%, 19.6%)
CIE-LAB	lab(74.57, -49.67, 38.67)
CIE-LCH	lch(74.57, 62.95, 142.10°)
OKLab	oklab(76.38% -0.1349 0.0942)
OKLCH	oklch(76.38% 0.165 145.1)
XYZ	xyz(30.0695, 47.5892, 22.0661)
Luminance	0.4759 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CD6D #CD66C6

analogous

#92CD66 #66CD6D #66CDA1

triadic

#66CD6D #6D66CD #CD6D66

tetradic

#66CD6D #6692CD #CD66C6 #CDA166

square

#66CD6D #6692CD #CD66C6 #CDA166

split-complementary

#66CD6D #A166CD #CD6692

monochromatic

#2D8B34 #3DB945 #66CD6D #94DC99 #C2EBC5

Accessibility & contrast

On white

2.00

#66CD6D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.52

#66CD6D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CD6D

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CD6D	#FFFFFF	#000000	##000000
##66CD6D	1.00	2.00	10.52	10.52
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.52	21.00	1.00	1.00
##000000	10.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BD65

Deuteranopia (green-blind)

#C2B473

Tritanopia (blue-blind)

#56C8B6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #66cd6d;
/* rgb */ color: rgb(102, 205, 109);
/* oklch */ color: oklch(76.4% 0.165 145.1);

Tailwind

colors: {
  custom: {
    50: '#99dd98',
    500: '#66cd6d',
    950: '#000000',
  },
}

SCSS

$custom: #66cd6d;
$custom-light: #99dd98;
$custom-dark: #000000;

JSON

{
  "hex": "#66cd6d",
  "rgb": {
    "r": 102,
    "g": 205,
    "b": 109
  },
  "hsl": {
    "h": 124.078,
    "s": 50.739,
    "l": 60.196
  },
  "oklch": {
    "l": 0.7638,
    "c": 0.1645,
    "h": 145.1
  },
  "luminance": 0.47592
}

Semantic roles & 50–950 ramp

primary

#66CD6D

secondary

#DBB4D8

accent

#27B4BE

background

#F9FDF9

surface

#F2FBF2

border

#CCD4CC

text

#0E150E

muted

#7E837E

Preview Lab

Preview with #66CD6D

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

Preview Lab → · Contrast checker → · Palette generator →