#64AC31#64AC31

#64AC31 is a light, vivid yellow-green. Relative luminance 0.324; OKLCH L 67.3% C 0.171 H 135.1°. Best body text is #000000 at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#64AC31
RGB	rgb(100, 172, 49)
HSL	hsl(95, 56%, 43%)
HSV	hsv(95, 72%, 67%)
CMYK	cmyk(41.9%, 0%, 71.5%, 32.5%)
CIE-LAB	lab(63.70, -43.38, 53.36)
CIE-LCH	lch(63.70, 68.77, 129.11°)
OKLab	oklab(67.25% -0.121 0.1206)
OKLCH	oklch(67.25% 0.171 135.1)
XYZ	xyz(20.5620, 32.4350, 8.0823)
Luminance	0.3244 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64AC31 #7931AC

analogous

#A1AC31 #64AC31 #31AC3B

triadic

#64AC31 #3164AC #AC3164

tetradic

#64AC31 #31A1AC #7931AC #AC3B31

square

#64AC31 #31A1AC #7931AC #AC3B31

split-complementary

#64AC31 #3B31AC #AC31A1

monochromatic

#2D4D16 #487C23 #64AC31 #82CC4E #A4DA7D

Accessibility & contrast

On white

2.80

#64AC31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.49

#64AC31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64AC31

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64AC31	#FFFFFF	#000000	##000000
##64AC31	1.00	2.80	7.49	7.49
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.49	21.00	1.00	1.00
##000000	7.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29E1D

Deuteranopia (green-blind)

#A9983D

Tritanopia (blue-blind)

#62A594

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #64ac31;
/* rgb */ color: rgb(100, 172, 49);
/* oklch */ color: oklch(67.3% 0.171 135.1);

Tailwind

colors: {
  custom: {
    50: '#96c571',
    500: '#64ac31',
    950: '#000000',
  },
}

SCSS

$custom: #64ac31;
$custom-light: #96c571;
$custom-dark: #000000;

JSON

{
  "hex": "#64ac31",
  "rgb": {
    "r": 100,
    "g": 172,
    "b": 49
  },
  "hsl": {
    "h": 95.122,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.67253,
    "c": 0.1709,
    "h": 135.1
  },
  "luminance": 0.32436
}

Semantic roles & 50–950 ramp

primary

#64AC31

secondary

#A376C3

accent

#49DFA1

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #64AC31

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

Preview Lab → · Contrast checker → · Palette generator →