#66AC35#66AC35

#66AC35 is a light, vivid yellow-green. Relative luminance 0.326; OKLCH L 67.4% C 0.167 H 135.0°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#66AC35
RGB	rgb(102, 172, 53)
HSL	hsl(95, 53%, 44%)
HSV	hsv(95, 69%, 67%)
CMYK	cmyk(40.7%, 0%, 69.2%, 32.5%)
CIE-LAB	lab(63.82, -42.40, 51.96)
CIE-LCH	lch(63.82, 67.07, 129.22°)
OKLab	oklab(67.39% -0.1182 0.1182)
OKLCH	oklch(67.39% 0.167 135)
XYZ	xyz(20.8742, 32.5858, 8.5573)
Luminance	0.3259 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66AC35 #7B35AC

analogous

#A2AC35 #66AC35 #35AC40

triadic

#66AC35 #3566AC #AC3566

tetradic

#66AC35 #35A2AC #7B35AC #AC4035

square

#66AC35 #35A2AC #7B35AC #AC4035

split-complementary

#66AC35 #4035AC #AC35A2

monochromatic

#2F4E18 #4A7D27 #66AC35 #85CA54 #A6D983

Accessibility & contrast

On white

2.79

#66AC35 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#66AC35 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66AC35

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66AC35	#FFFFFF	#000000	##000000
##66AC35	1.00	2.79	7.52	7.52
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.52	21.00	1.00	1.00
##000000	7.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29E23

Deuteranopia (green-blind)

#A99940

Tritanopia (blue-blind)

#65A694

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #66ac35;
/* rgb */ color: rgb(102, 172, 53);
/* oklch */ color: oklch(67.4% 0.167 135.0);

Tailwind

colors: {
  custom: {
    50: '#97c573',
    500: '#66ac35',
    950: '#000000',
  },
}

SCSS

$custom: #66ac35;
$custom-light: #97c573;
$custom-dark: #000000;

JSON

{
  "hex": "#66ac35",
  "rgb": {
    "r": 102,
    "g": 172,
    "b": 53
  },
  "hsl": {
    "h": 95.294,
    "s": 52.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.67389,
    "c": 0.1672,
    "h": 135
  },
  "luminance": 0.32587
}

Semantic roles & 50–950 ramp

primary

#66AC35

secondary

#A57BC2

accent

#4CDCA1

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #66AC35

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

Preview Lab → · Contrast checker → · Palette generator →