#66B148#66B148

#66B148 is a light, vivid green. Relative luminance 0.347; OKLCH L 68.8% C 0.159 H 137.8°. Best body text is #000000 at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#66B148
RGB	rgb(102, 177, 72)
HSL	hsl(103, 42%, 49%)
HSV	hsv(103, 59%, 69%)
CMYK	cmyk(42.4%, 0%, 59.3%, 30.6%)
CIE-LAB	lab(65.54, -42.77, 45.63)
CIE-LCH	lch(65.54, 62.54, 133.15°)
OKLab	oklab(68.85% -0.1178 0.107)
OKLCH	oklch(68.85% 0.159 137.8)
XYZ	xyz(22.3706, 34.7356, 11.6555)
Luminance	0.3474 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66B148 #9348B1

analogous

#9BB148 #66B148 #48B15F

triadic

#66B148 #4866B1 #B14866

tetradic

#66B148 #489BB1 #9348B1 #B15F48

square

#66B148 #489BB1 #9348B1 #B15F48

split-complementary

#66B148 #5F48B1 #B1489B

monochromatic

#345A25 #4D8536 #66B148 #89C571 #ADD79C

Accessibility & contrast

On white

2.64

#66B148 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.95

#66B148 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66B148

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66B148	#FFFFFF	#000000	##000000
##66B148	1.00	2.64	7.95	7.95
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.95	21.00	1.00	1.00
##000000	7.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A33D

Deuteranopia (green-blind)

#AC9D50

Tritanopia (blue-blind)

#62AB9A

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #66b148;
/* rgb */ color: rgb(102, 177, 72);
/* oklch */ color: oklch(68.8% 0.159 137.8);

Tailwind

colors: {
  custom: {
    50: '#97c97f',
    500: '#66b148',
    950: '#000000',
  },
}

SCSS

$custom: #66b148;
$custom-light: #97c97f;
$custom-dark: #000000;

JSON

{
  "hex": "#66b148",
  "rgb": {
    "r": 102,
    "g": 177,
    "b": 72
  },
  "hsl": {
    "h": 102.857,
    "s": 42.169,
    "l": 48.824
  },
  "oklch": {
    "l": 0.68849,
    "c": 0.15916,
    "h": 137.8
  },
  "luminance": 0.34737
}

Semantic roles & 50–950 ramp

primary

#66B148

secondary

#B591C3

accent

#56D2AE

background

#F9FCF7

surface

#F2F8EE

border

#CCD1C9

text

#0E130A

muted

#7E827C

Preview Lab

Preview with #66B148

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

Preview Lab → · Contrast checker → · Palette generator →