#66BB8A#66BB8A

#66BB8A is a light, moderate green. Relative luminance 0.402; OKLCH L 72.5% C 0.110 H 156.9°. Best body text is #000000 at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#66BB8A
RGB	rgb(102, 187, 138)
HSL	hsl(145, 38%, 57%)
HSV	hsv(145, 45%, 73%)
CMYK	cmyk(45.5%, 0%, 26.2%, 26.7%)
CIE-LAB	lab(69.61, -36.97, 16.98)
CIE-LCH	lch(69.61, 40.69, 155.33°)
OKLab	oklab(72.5% -0.1015 0.0433)
OKLCH	oklch(72.5% 0.11 156.9)
XYZ	xyz(27.8352, 40.1984, 30.3321)
Luminance	0.4020 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BB8A #BB6697

analogous

#6DBB66 #66BB8A #66BBB5

triadic

#66BB8A #8A66BB #BB8A66

tetradic

#66BB8A #666DBB #BB6697 #BBB566

square

#66BB8A #666DBB #BB6697 #BBB566

split-complementary

#66BB8A #B566BB #BB666D

monochromatic

#33734E #469E6B #66BB8A #90CEAA #BBE1CB

Accessibility & contrast

On white

2.32

#66BB8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.04

#66BB8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BB8A

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BB8A	#FFFFFF	#000000	##000000
##66BB8A	1.00	2.32	9.04	9.04
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.04	21.00	1.00	1.00
##000000	9.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAAF87

Deuteranopia (green-blind)

#ADA68D

Tritanopia (blue-blind)

#51BAAE

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #66bb8a;
/* rgb */ color: rgb(102, 187, 138);
/* oklch */ color: oklch(72.5% 0.110 156.9);

Tailwind

colors: {
  custom: {
    50: '#96d0ac',
    500: '#66bb8a',
    950: '#000000',
  },
}

SCSS

$custom: #66bb8a;
$custom-light: #96d0ac;
$custom-dark: #000000;

JSON

{
  "hex": "#66bb8a",
  "rgb": {
    "r": 102,
    "g": 187,
    "b": 138
  },
  "hsl": {
    "h": 145.412,
    "s": 38.462,
    "l": 56.667
  },
  "oklch": {
    "l": 0.72497,
    "c": 0.11038,
    "h": 156.9
  },
  "luminance": 0.402
}

Semantic roles & 50–950 ramp

primary

#66BB8A

secondary

#D0ADC1

accent

#599DCE

background

#F9FCFA

surface

#F2F9F4

border

#CCD2CE

text

#0E1410

muted

#7E827F

Preview Lab

Preview with #66BB8A

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

Preview Lab → · Contrast checker → · Palette generator →