#66A226#66A226

#66A226 is a light, vivid yellow-green. Relative luminance 0.288; OKLCH L 64.7% C 0.164 H 132.4°. Best body text is #000000 at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#66A226
RGB	rgb(102, 162, 38)
HSL	hsl(89, 62%, 39%)
HSV	hsv(89, 77%, 64%)
CMYK	cmyk(37%, 0%, 76.5%, 36.5%)
CIE-LAB	lab(60.61, -39.15, 54.30)
CIE-LCH	lch(60.61, 66.94, 125.79°)
OKLab	oklab(64.73% -0.1105 0.1209)
OKLCH	oklch(64.73% 0.164 132.4)
XYZ	xyz(18.7494, 28.8046, 6.4053)
Luminance	0.2880 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A226 #6226A2

analogous

#A2A026 #66A226 #28A226

triadic

#66A226 #2666A2 #A22666

tetradic

#66A226 #26A2A0 #6226A2 #A22628

square

#66A226 #26A2A0 #6226A2 #A22628

split-complementary

#66A226 #2628A2 #A026A2

monochromatic

#283F0F #47701A #66A226 #85D035 #A3DB67

Accessibility & contrast

On white

3.11

#66A226 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.76

#66A226 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66A226

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A226	#FFFFFF	#000000	##000000
##66A226	1.00	3.11	6.76	6.76
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.76	21.00	1.00	1.00
##000000	6.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A99508

Deuteranopia (green-blind)

#A19133

Tritanopia (blue-blind)

#679B8B

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #66a226;
/* rgb */ color: rgb(102, 162, 38);
/* oklch */ color: oklch(64.7% 0.164 132.4);

Tailwind

colors: {
  custom: {
    50: '#97be6a',
    500: '#66a226',
    950: '#000000',
  },
}

SCSS

$custom: #66a226;
$custom-light: #97be6a;
$custom-dark: #000000;

JSON

{
  "hex": "#66a226",
  "rgb": {
    "r": 102,
    "g": 162,
    "b": 38
  },
  "hsl": {
    "h": 89.032,
    "s": 62,
    "l": 39.216
  },
  "oklch": {
    "l": 0.64728,
    "c": 0.16383,
    "h": 132.4
  },
  "luminance": 0.28805
}

Semantic roles & 50–950 ramp

primary

#66A226

secondary

#9063C1

accent

#43E591

background

#F9FBF6

surface

#F2F7EB

border

#CCD0C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #66A226

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

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