#66A326#66A326

#66A326 is a light, vivid yellow-green. Relative luminance 0.292; OKLCH L 65.0% C 0.165 H 132.6°. Best body text is #000000 at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#66A326
RGB	rgb(102, 163, 38)
HSL	hsl(89, 62%, 39%)
HSV	hsv(89, 77%, 64%)
CMYK	cmyk(37.4%, 0%, 76.7%, 36.1%)
CIE-LAB	lab(60.92, -39.58, 54.60)
CIE-LCH	lch(60.92, 67.44, 125.94°)
OKLab	oklab(64.98% -0.1117 0.1216)
OKLCH	oklch(64.98% 0.165 132.6)
XYZ	xyz(18.9263, 29.1583, 6.4642)
Luminance	0.2916 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A326 #6326A3

analogous

#A3A226 #66A326 #28A326

triadic

#66A326 #2666A3 #A32666

tetradic

#66A326 #26A3A2 #6326A3 #A32628

square

#66A326 #26A3A2 #6326A3 #A32628

split-complementary

#66A326 #2628A3 #A226A3

monochromatic

#28400F #47711A #66A326 #85D036 #A3DC68

Accessibility & contrast

On white

3.07

#66A326 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.83

#66A326 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66A326

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A326	#FFFFFF	#000000	##000000
##66A326	1.00	3.07	6.83	6.83
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.83	21.00	1.00	1.00
##000000	6.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA9607

Deuteranopia (green-blind)

#A29133

Tritanopia (blue-blind)

#679C8B

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #66a326;
/* rgb */ color: rgb(102, 163, 38);
/* oklch */ color: oklch(65.0% 0.165 132.6);

Tailwind

colors: {
  custom: {
    50: '#97be6a',
    500: '#66a326',
    950: '#000000',
  },
}

SCSS

$custom: #66a326;
$custom-light: #97be6a;
$custom-dark: #000000;

JSON

{
  "hex": "#66a326",
  "rgb": {
    "r": 102,
    "g": 163,
    "b": 38
  },
  "hsl": {
    "h": 89.28,
    "s": 62.189,
    "l": 39.412
  },
  "oklch": {
    "l": 0.64983,
    "c": 0.16508,
    "h": 132.6
  },
  "luminance": 0.29159
}

Semantic roles & 50–950 ramp

primary

#66A326

secondary

#9163C2

accent

#43E592

background

#F9FBF6

surface

#F2F7EC

border

#CCD0C7

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #66A326

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

Preview Lab → · Contrast checker → · Palette generator →