#64B536#64B536

#64B536 is a light, vivid yellow-green. Relative luminance 0.360; OKLCH L 69.6% C 0.179 H 136.4°. Best body text is #000000 at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#64B536
RGB	rgb(100, 181, 54)
HSL	hsl(98, 54%, 46%)
HSV	hsv(98, 70%, 71%)
CMYK	cmyk(44.8%, 0%, 70.2%, 29%)
CIE-LAB	lab(66.54, -46.71, 54.35)
CIE-LCH	lch(66.54, 71.67, 130.68°)
OKLab	oklab(69.59% -0.1297 0.1234)
OKLCH	oklch(69.59% 0.179 136.4)
XYZ	xyz(22.4446, 36.0220, 9.2596)
Luminance	0.3602 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B536 #8736B5

analogous

#A3B536 #64B536 #36B547

triadic

#64B536 #3664B5 #B53664

tetradic

#64B536 #36A3B5 #8736B5 #B54736

square

#64B536 #36A3B5 #8736B5 #B54736

split-complementary

#64B536 #4736B5 #B536A3

monochromatic

#30571A #4A8628 #64B536 #84CE5A #A7DC89

Accessibility & contrast

On white

2.56

#64B536 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.20

#64B536 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B536

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B536	#FFFFFF	#000000	##000000
##64B536	1.00	2.56	8.20	8.20
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.20	21.00	1.00	1.00
##000000	8.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA622

Deuteranopia (green-blind)

#B09F42

Tritanopia (blue-blind)

#60AE9C

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #64b536;
/* rgb */ color: rgb(100, 181, 54);
/* oklch */ color: oklch(69.6% 0.179 136.4);

Tailwind

colors: {
  custom: {
    50: '#97cc74',
    500: '#64b536',
    950: '#000000',
  },
}

SCSS

$custom: #64b536;
$custom-light: #97cc74;
$custom-dark: #000000;

JSON

{
  "hex": "#64b536",
  "rgb": {
    "r": 100,
    "g": 181,
    "b": 54
  },
  "hsl": {
    "h": 98.268,
    "s": 54.043,
    "l": 46.078
  },
  "oklch": {
    "l": 0.69589,
    "c": 0.17904,
    "h": 136.4
  },
  "luminance": 0.36023
}

Semantic roles & 50–950 ramp

primary

#64B536

secondary

#AD81C6

accent

#4ADDA8

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1309

muted

#7E827B

Preview Lab

Preview with #64B536

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

Preview Lab → · Contrast checker → · Palette generator →