#64B581#64B581

#64B581 is a light, moderate green. Relative luminance 0.373; OKLCH L 70.7% C 0.111 H 154.3°. Best body text is #000000 at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#64B581
RGB	rgb(100, 181, 129)
HSL	hsl(141, 35%, 55%)
HSV	hsv(141, 45%, 71%)
CMYK	cmyk(44.8%, 0%, 28.7%, 29%)
CIE-LAB	lab(67.53, -36.56, 18.97)
CIE-LCH	lch(67.53, 41.19, 152.58°)
OKLab	oklab(70.73% -0.1 0.0482)
OKLCH	oklch(70.73% 0.111 154.3)
XYZ	xyz(25.7401, 37.3402, 26.6156)
Luminance	0.3734 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B581 #B56498

analogous

#70B564 #64B581 #64B5A9

triadic

#64B581 #8164B5 #B58164

tetradic

#64B581 #6470B5 #B56498 #B5A964

square

#64B581 #6470B5 #B56498 #B5A964

split-complementary

#64B581 #A964B5 #B56470

monochromatic

#336B47 #479563 #64B581 #8DC9A3 #B7DDC4

Accessibility & contrast

On white

2.48

#64B581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.47

#64B581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B581

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B581	#FFFFFF	#000000	##000000
##64B581	1.00	2.48	8.47	8.47
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.47	21.00	1.00	1.00
##000000	8.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5AA7E

Deuteranopia (green-blind)

#A9A184

Tritanopia (blue-blind)

#52B3A7

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #64b581;
/* rgb */ color: rgb(100, 181, 129);
/* oklch */ color: oklch(70.7% 0.111 154.3);

Tailwind

colors: {
  custom: {
    50: '#94cba5',
    500: '#64b581',
    950: '#000000',
  },
}

SCSS

$custom: #64b581;
$custom-light: #94cba5;
$custom-dark: #000000;

JSON

{
  "hex": "#64b581",
  "rgb": {
    "r": 100,
    "g": 181,
    "b": 129
  },
  "hsl": {
    "h": 141.481,
    "s": 35.371,
    "l": 55.098
  },
  "oklch": {
    "l": 0.70725,
    "c": 0.11103,
    "h": 154.3
  },
  "luminance": 0.37342
}

Semantic roles & 50–950 ramp

primary

#64B581

secondary

#CBA9BF

accent

#5CA4CB

background

#F9FCFA

surface

#F2F8F4

border

#CCD1CE

text

#0D130F

muted

#7E827F

Preview Lab

Preview with #64B581

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

Preview Lab → · Contrast checker → · Palette generator →