#66C13D#66C13D

#66C13D is a light, vivid green. Relative luminance 0.413; OKLCH L 72.8% C 0.188 H 137.6°. Best body text is #000000 at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#66C13D
RGB	rgb(102, 193, 61)
HSL	hsl(101, 52%, 50%)
HSV	hsv(101, 68%, 76%)
CMYK	cmyk(47.2%, 0%, 68.4%, 24.3%)
CIE-LAB	lab(70.39, -50.33, 55.66)
CIE-LCH	lch(70.39, 75.04, 132.12°)
OKLab	oklab(72.79% -0.1392 0.127)
OKLCH	oklch(72.79% 0.188 137.6)
XYZ	xyz(25.3909, 41.2999, 11.0477)
Luminance	0.4130 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66C13D #983DC1

analogous

#A8C13D #66C13D #3DC156

triadic

#66C13D #3D66C1 #C13D66

tetradic

#66C13D #3DA8C1 #983DC1 #C1563D

square

#66C13D #3DA8C1 #983DC1 #C1563D

split-complementary

#66C13D #563DC1 #C13DA8

monochromatic

#356420 #4D922E #66C13D #8AD06B #AFDF99

Accessibility & contrast

On white

2.27

#66C13D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.26

#66C13D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C13D

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66C13D	#FFFFFF	#000000	##000000
##66C13D	1.00	2.27	9.26	9.26
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.26	21.00	1.00	1.00
##000000	9.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B12A

Deuteranopia (green-blind)

#BBA949

Tritanopia (blue-blind)

#60BAA6

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #66c13d;
/* rgb */ color: rgb(102, 193, 61);
/* oklch */ color: oklch(72.8% 0.188 137.6);

Tailwind

colors: {
  custom: {
    50: '#99d479',
    500: '#66c13d',
    950: '#000000',
  },
}

SCSS

$custom: #66c13d;
$custom-light: #99d479;
$custom-dark: #000000;

JSON

{
  "hex": "#66c13d",
  "rgb": {
    "r": 102,
    "g": 193,
    "b": 61
  },
  "hsl": {
    "h": 101.364,
    "s": 51.969,
    "l": 49.804
  },
  "oklch": {
    "l": 0.72787,
    "c": 0.18842,
    "h": 137.6
  },
  "luminance": 0.41302
}

Semantic roles & 50–950 ramp

primary

#66C13D

secondary

#B88FCB

accent

#4CDBAF

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0F140A

muted

#7E837C

Preview Lab

Preview with #66C13D

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

Preview Lab → · Contrast checker → · Palette generator →