#66A026#66A026

#66A026 is a light, vivid yellow-green. Relative luminance 0.281; OKLCH L 64.2% C 0.161 H 132.1°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#66A026
RGB	rgb(102, 160, 38)
HSL	hsl(89, 62%, 39%)
HSV	hsv(89, 76%, 63%)
CMYK	cmyk(36.2%, 0%, 76.3%, 37.3%)
CIE-LAB	lab(59.98, -38.27, 53.70)
CIE-LCH	lch(59.98, 65.94, 125.48°)
OKLab	oklab(64.22% -0.1081 0.1197)
OKLCH	oklch(64.22% 0.161 132.1)
XYZ	xyz(18.3999, 28.1056, 6.2888)
Luminance	0.2811 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A026 #6026A0

analogous

#A09D26 #66A026 #29A026

triadic

#66A026 #2666A0 #A02666

tetradic

#66A026 #26A09D #6026A0 #A02629

square

#66A026 #26A09D #6026A0 #A02629

split-complementary

#66A026 #2629A0 #9D26A0

monochromatic

#273D0F #466F1A #66A026 #85CF34 #A3DB66

Accessibility & contrast

On white

3.17

#66A026 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#66A026 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66A026

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A026	#FFFFFF	#000000	##000000
##66A026	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7930A

Deuteranopia (green-blind)

#9F8F32

Tritanopia (blue-blind)

#679989

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #66a026;
/* rgb */ color: rgb(102, 160, 38);
/* oklch */ color: oklch(64.2% 0.161 132.1);

Tailwind

colors: {
  custom: {
    50: '#97bc6a',
    500: '#66a026',
    950: '#000000',
  },
}

SCSS

$custom: #66a026;
$custom-light: #97bc6a;
$custom-dark: #000000;

JSON

{
  "hex": "#66a026",
  "rgb": {
    "r": 102,
    "g": 160,
    "b": 38
  },
  "hsl": {
    "h": 88.525,
    "s": 61.616,
    "l": 38.824
  },
  "oklch": {
    "l": 0.64218,
    "c": 0.16131,
    "h": 132.1
  },
  "luminance": 0.28106
}

Semantic roles & 50–950 ramp

primary

#66A026

secondary

#8F61C0

accent

#43E590

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #66A026

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

Preview Lab → · Contrast checker → · Palette generator →