#66CD90#66CD90

#66CD90 is a light, vivid green. Relative luminance 0.485; OKLCH L 77.0% C 0.131 H 155.6°. Best body text is #000000 at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#66CD90
RGB	rgb(102, 205, 144)
HSL	hsl(144, 51%, 60%)
HSV	hsv(144, 50%, 80%)
CMYK	cmyk(50.2%, 0%, 29.8%, 19.6%)
CIE-LAB	lab(75.14, -43.77, 21.40)
CIE-LCH	lch(75.14, 48.72, 153.94°)
OKLab	oklab(77.04% -0.1196 0.0543)
OKLCH	oklch(77.04% 0.131 155.6)
XYZ	xyz(32.3424, 48.4984, 34.0369)
Luminance	0.4850 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CD90 #CD66A3

analogous

#6FCD66 #66CD90 #66CDC3

triadic

#66CD90 #9066CD #CD9066

tetradic

#66CD90 #666FCD #CD66A3 #CDC366

square

#66CD90 #666FCD #CD66A3 #CDC366

split-complementary

#66CD90 #C366CD #CD666F

monochromatic

#2D8B54 #3DB96F #66CD90 #94DCB1 #C2EBD3

Accessibility & contrast

On white

1.96

#66CD90 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.70

#66CD90 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CD90

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CD90	#FFFFFF	#000000	##000000
##66CD90	1.00	1.96	10.70	10.70
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.70	21.00	1.00	1.00
##000000	10.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCBF8C

Deuteranopia (green-blind)

#BDB594

Tritanopia (blue-blind)

#4BCBBD

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #66cd90;
/* rgb */ color: rgb(102, 205, 144);
/* oklch */ color: oklch(77.0% 0.131 155.6);

Tailwind

colors: {
  custom: {
    50: '#98ddb0',
    500: '#66cd90',
    950: '#000000',
  },
}

SCSS

$custom: #66cd90;
$custom-light: #98ddb0;
$custom-dark: #000000;

JSON

{
  "hex": "#66cd90",
  "rgb": {
    "r": 102,
    "g": 205,
    "b": 144
  },
  "hsl": {
    "h": 144.466,
    "s": 50.739,
    "l": 60.196
  },
  "oklch": {
    "l": 0.77036,
    "c": 0.13129,
    "h": 155.6
  },
  "luminance": 0.48501
}

Semantic roles & 50–950 ramp

primary

#66CD90

secondary

#DBB4CB

accent

#2781BE

background

#F9FDFA

surface

#F2FBF5

border

#CCD4CF

text

#0E1510

muted

#7E837F

Preview Lab

Preview with #66CD90

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

Preview Lab → · Contrast checker → · Palette generator →