#66D444#66D444

#66D444 is a light, highly saturated green. Relative luminance 0.503; OKLCH L 77.6% C 0.207 H 139.2°. Best body text is #000000 at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#66D444
RGB	rgb(102, 212, 68)
HSL	hsl(106, 63%, 55%)
HSV	hsv(106, 68%, 83%)
CMYK	cmyk(51.9%, 0%, 67.9%, 16.9%)
CIE-LAB	lab(76.27, -57.03, 59.12)
CIE-LCH	lch(76.27, 82.14, 133.97°)
OKLab	oklab(77.64% -0.1569 0.1352)
OKLCH	oklch(77.64% 0.207 139.2)
XYZ	xyz(30.0652, 50.3268, 13.5975)
Luminance	0.5033 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D444 #B244D4

analogous

#AED444 #66D444 #44D46A

triadic

#66D444 #4466D4 #D44466

tetradic

#66D444 #44AED4 #B244D4 #D46A44

square

#66D444 #44AED4 #B244D4 #D46A44

split-complementary

#66D444 #6A44D4 #D444AE

monochromatic

#35801D #49B229 #66D444 #8FDF76 #B7EBA8

Accessibility & contrast

On white

1.90

#66D444 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.07

#66D444 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D444

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D444	#FFFFFF	#000000	##000000
##66D444	1.00	1.90	11.07	11.07
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.07	21.00	1.00	1.00
##000000	11.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC22F

Deuteranopia (green-blind)

#CCB951

Tritanopia (blue-blind)

#5CCDB7

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #66d444;
/* rgb */ color: rgb(102, 212, 68);
/* oklch */ color: oklch(77.6% 0.207 139.2);

Tailwind

colors: {
  custom: {
    50: '#9be27f',
    500: '#66d444',
    950: '#000000',
  },
}

SCSS

$custom: #66d444;
$custom-light: #9be27f;
$custom-dark: #000000;

JSON

{
  "hex": "#66d444",
  "rgb": {
    "r": 102,
    "g": 212,
    "b": 68
  },
  "hsl": {
    "h": 105.833,
    "s": 62.609,
    "l": 54.902
  },
  "oklch": {
    "l": 0.77641,
    "c": 0.20706,
    "h": 139.2
  },
  "luminance": 0.50329
}

Semantic roles & 50–950 ramp

primary

#66D444

secondary

#743587

accent

#42E6BF

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0F150B

muted

#80847E

Preview Lab

Preview with #66D444

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

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