#66B671#66B671

#66B671 is a light, vivid green. Relative luminance 0.375; OKLCH L 70.7% C 0.127 H 147.2°. Best body text is #000000 at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#66B671
RGB	rgb(102, 182, 113)
HSL	hsl(128, 35%, 56%)
HSV	hsv(128, 44%, 71%)
CMYK	cmyk(44%, 0%, 37.9%, 28.6%)
CIE-LAB	lab(67.63, -39.32, 27.68)
CIE-LCH	lch(67.63, 48.08, 144.85°)
OKLab	oklab(70.73% -0.1069 0.0689)
OKLCH	oklch(70.73% 0.127 147.2)
XYZ	xyz(25.1867, 37.4713, 21.5251)
Luminance	0.3747 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66B671 #B666AB

analogous

#83B666 #66B671 #66B699

triadic

#66B671 #7166B6 #B67166

tetradic

#66B671 #6683B6 #B666AB #B69966

square

#66B671 #6683B6 #B666AB #B69966

split-complementary

#66B671 #9966B6 #B66683

monochromatic

#346D3C #489753 #66B671 #8FCA97 #B9DEBE

Accessibility & contrast

On white

2.47

#66B671 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.49

#66B671 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66B671

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66B671	#FFFFFF	#000000	##000000
##66B671	1.00	2.47	8.49	8.49
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.49	21.00	1.00	1.00
##000000	8.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8AA6C

Deuteranopia (green-blind)

#ACA275

Tritanopia (blue-blind)

#5AB3A5

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #66b671;
/* rgb */ color: rgb(102, 182, 113);
/* oklch */ color: oklch(70.7% 0.127 147.2);

Tailwind

colors: {
  custom: {
    50: '#96cc9a',
    500: '#66b671',
    950: '#000000',
  },
}

SCSS

$custom: #66b671;
$custom-light: #96cc9a;
$custom-dark: #000000;

JSON

{
  "hex": "#66b671",
  "rgb": {
    "r": 102,
    "g": 182,
    "b": 113
  },
  "hsl": {
    "h": 128.25,
    "s": 35.398,
    "l": 55.686
  },
  "oklch": {
    "l": 0.70732,
    "c": 0.12723,
    "h": 147.2
  },
  "luminance": 0.37473
}

Semantic roles & 50–950 ramp

primary

#66B671

secondary

#CDABC8

accent

#5CBCCB

background

#F9FCF9

surface

#F2F9F2

border

#CCD2CC

text

#0E130E

muted

#7E827E

Preview Lab

Preview with #66B671

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

Preview Lab → · Contrast checker → · Palette generator →