#64C431#64C431

#64C431 is a light, highly saturated yellow-green. Relative luminance 0.424; OKLCH L 73.4% C 0.200 H 137.2°. Best body text is #000000 at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#64C431
RGB	rgb(100, 196, 49)
HSL	hsl(99, 60%, 48%)
HSV	hsv(99, 75%, 77%)
CMYK	cmyk(49%, 0%, 75%, 23.1%)
CIE-LAB	lab(71.15, -52.97, 60.80)
CIE-LCH	lch(71.15, 80.64, 131.06°)
OKLab	oklab(73.37% -0.1469 0.1362)
OKLCH	oklch(73.37% 0.2 137.2)
XYZ	xyz(25.5490, 42.4091, 9.7446)
Luminance	0.4241 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C431 #9131C4

analogous

#ADC431 #64C431 #31C448

triadic

#64C431 #3164C4 #C43164

tetradic

#64C431 #31ADC4 #9131C4 #C44831

square

#64C431 #31ADC4 #9131C4 #C44831

split-complementary

#64C431 #4831C4 #C431AD

monochromatic

#326219 #4B9325 #64C431 #86D65C #ABE28D

Accessibility & contrast

On white

2.21

#64C431 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.48

#64C431 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C431

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C431	#FFFFFF	#000000	##000000
##64C431	1.00	2.21	9.48	9.48
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.48	21.00	1.00	1.00
##000000	9.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB310

Deuteranopia (green-blind)

#BEAB40

Tritanopia (blue-blind)

#5EBDA8

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #64c431;
/* rgb */ color: rgb(100, 196, 49);
/* oklch */ color: oklch(73.4% 0.200 137.2);

Tailwind

colors: {
  custom: {
    50: '#99d673',
    500: '#64c431',
    950: '#000000',
  },
}

SCSS

$custom: #64c431;
$custom-light: #99d673;
$custom-dark: #000000;

JSON

{
  "hex": "#64c431",
  "rgb": {
    "r": 100,
    "g": 196,
    "b": 49
  },
  "hsl": {
    "h": 99.184,
    "s": 60,
    "l": 48.039
  },
  "oklch": {
    "l": 0.73369,
    "c": 0.20035,
    "h": 137.2
  },
  "luminance": 0.42411
}

Semantic roles & 50–950 ramp

primary

#64C431

secondary

#B484CD

accent

#45E3AC

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0F1409

muted

#7E837B

Preview Lab

Preview with #64C431

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

Preview Lab → · Contrast checker → · Palette generator →